diff --git a/src/core/packages/chrome/browser-internal/src/ui/project/breadcrumbs.tsx b/src/core/packages/chrome/browser-internal/src/ui/project/breadcrumbs.tsx
index c9794c31ee4fc..4fe527e91d311 100644
--- a/src/core/packages/chrome/browser-internal/src/ui/project/breadcrumbs.tsx
+++ b/src/core/packages/chrome/browser-internal/src/ui/project/breadcrumbs.tsx
@@ -12,6 +12,7 @@ import classNames from 'classnames';
 import React from 'react';
 import useObservable from 'react-use/lib/useObservable';
 import type { Observable } from 'rxjs';
+import { i18n } from '@kbn/i18n';
 import type { ChromeBreadcrumb } from '@kbn/core-chrome-browser';
 
 interface Props {
@@ -48,6 +49,9 @@ export function Breadcrumbs({ breadcrumbs$ }: Props) {
     <EuiBreadcrumbs
       breadcrumbs={crumbs}
       data-test-subj="breadcrumbs"
+      aria-label={i18n.translate('core.ui.chrome.breadcrumbs.ariaLabel', {
+        defaultMessage: 'Breadcrumbs',
+      })}
       // reduce number of visible breadcrumbs due to increased max-width of the root breadcrumbs
       responsive={{
         xs: 1,
diff --git a/src/platform/packages/private/kbn-esql-editor/src/editor_footer/feedback_component.tsx b/src/platform/packages/private/kbn-esql-editor/src/editor_footer/feedback_component.tsx
index 1c128784eb37d..ca5dc06df8930 100644
--- a/src/platform/packages/private/kbn-esql-editor/src/editor_footer/feedback_component.tsx
+++ b/src/platform/packages/private/kbn-esql-editor/src/editor_footer/feedback_component.tsx
@@ -15,21 +15,20 @@ import { FEEDBACK_LINK } from '@kbn/esql-utils';
 
 export function SubmitFeedbackComponent({ isSpaceReduced }: { isSpaceReduced?: boolean }) {
   const { euiTheme } = useEuiTheme();
+  const feedbackLabel = i18n.translate('esqlEditor.query.feedback', {
+    defaultMessage: 'Feedback',
+  });
   return (
     <>
       {isSpaceReduced && (
         <EuiFlexItem grow={false}>
-          <EuiToolTip
-            position="top"
-            content={i18n.translate('esqlEditor.query.feedback', {
-              defaultMessage: 'Feedback',
-            })}
-          >
+          <EuiToolTip position="top" content={feedbackLabel} disableScreenReaderOutput>
             <EuiButtonIcon
               href={FEEDBACK_LINK}
               iconType="editorComment"
               target="_blank"
               data-test-subj="ESQLEditor-feedback-link"
+              aria-label={feedbackLabel}
             />
           </EuiToolTip>
         </EuiFlexItem>
diff --git a/src/platform/packages/private/kbn-esql-editor/src/editor_footer/history_starred_queries.tsx b/src/platform/packages/private/kbn-esql-editor/src/editor_footer/history_starred_queries.tsx
index 4d48eb88d84c4..853c46fbd9edb 100644
--- a/src/platform/packages/private/kbn-esql-editor/src/editor_footer/history_starred_queries.tsx
+++ b/src/platform/packages/private/kbn-esql-editor/src/editor_footer/history_starred_queries.tsx
@@ -54,26 +54,24 @@ export function QueryHistoryAction({
   isHistoryOpen: boolean;
   isSpaceReduced?: boolean;
 }) {
+  const toggleHistoryLabel = isHistoryOpen
+    ? i18n.translate('esqlEditor.query.hideQueriesLabel', {
+        defaultMessage: 'Hide recent queries',
+      })
+    : i18n.translate('esqlEditor.query.showQueriesLabel', {
+        defaultMessage: 'Show recent queries',
+      });
+
   return (
     <>
       {isSpaceReduced && (
         <EuiFlexItem grow={false} data-test-subj="ESQLEditor-toggle-query-history-icon">
-          <EuiToolTip
-            position="top"
-            content={
-              isHistoryOpen
-                ? i18n.translate('esqlEditor.query.hideQueriesLabel', {
-                    defaultMessage: 'Hide recent queries',
-                  })
-                : i18n.translate('esqlEditor.query.showQueriesLabel', {
-                    defaultMessage: 'Show recent queries',
-                  })
-            }
-          >
+          <EuiToolTip position="top" content={toggleHistoryLabel} disableScreenReaderOutput>
             <EuiButtonIcon
               onClick={toggleHistory}
               iconType="clockCounter"
               data-test-subj="ESQLEditor-hide-queries-link"
+              aria-label={toggleHistoryLabel}
             />
           </EuiToolTip>
         </EuiFlexItem>
@@ -91,13 +89,7 @@ export function QueryHistoryAction({
             iconType="clockCounter"
             data-test-subj="ESQLEditor-toggle-query-history-button"
           >
-            {isHistoryOpen
-              ? i18n.translate('esqlEditor.query.hideQueriesLabel', {
-                  defaultMessage: 'Hide recent queries',
-                })
-              : i18n.translate('esqlEditor.query.showQueriesLabel', {
-                  defaultMessage: 'Show recent queries',
-                })}
+            {toggleHistoryLabel}
           </EuiButtonEmpty>
         </EuiFlexItem>
       )}
diff --git a/src/platform/packages/shared/cloud/connection_details/components/fancy_select/fancy_select.tsx b/src/platform/packages/shared/cloud/connection_details/components/fancy_select/fancy_select.tsx
index 517fec87e32c3..794ef83d87619 100644
--- a/src/platform/packages/shared/cloud/connection_details/components/fancy_select/fancy_select.tsx
+++ b/src/platform/packages/shared/cloud/connection_details/components/fancy_select/fancy_select.tsx
@@ -8,6 +8,7 @@
  */
 
 import * as React from 'react';
+import { i18n } from '@kbn/i18n';
 import { EuiSuperSelect, EuiText, EuiFlexGroup, EuiFlexItem, EuiIcon } from '@elastic/eui';
 import type { FancySelectOption } from './types';
 
@@ -20,6 +21,12 @@ export interface FancySelectProps {
 export const FancySelect: React.FC<FancySelectProps> = ({ value, options, onChange }) => {
   return (
     <EuiSuperSelect
+      aria-label={i18n.translate(
+        'cloud.connectionDetails.components.fancySelect.superSelect.ariaLabel',
+        {
+          defaultMessage: 'Fancy options',
+        }
+      )}
       valueOfSelected={value}
       options={options.map((option) => ({
         value: option.id,
diff --git a/src/platform/packages/shared/cloud/connection_details/tabs/endpoints_tab/rows/cloud_id_row/label.tsx b/src/platform/packages/shared/cloud/connection_details/tabs/endpoints_tab/rows/cloud_id_row/label.tsx
index e47e2a9a3b3bf..5ee4b52547ef6 100644
--- a/src/platform/packages/shared/cloud/connection_details/tabs/endpoints_tab/rows/cloud_id_row/label.tsx
+++ b/src/platform/packages/shared/cloud/connection_details/tabs/endpoints_tab/rows/cloud_id_row/label.tsx
@@ -45,6 +45,12 @@ export const Label: React.FC<{ learnMoreUrl?: string }> = ({ learnMoreUrl }) =>
               onClick={() => {
                 setIsPopoverOpen((x) => !x);
               }}
+              aria-label={i18n.translate(
+                'cloud.connectionDetails.tab.endpoints.cloudIdField.helpButtonAriaLabel',
+                {
+                  defaultMessage: 'Cloud ID help',
+                }
+              )}
             />
           }
           isOpen={isPopoverOpen}
diff --git a/src/platform/packages/shared/cloud/deployment_details/deployment_details_cloudid_input.tsx b/src/platform/packages/shared/cloud/deployment_details/deployment_details_cloudid_input.tsx
index 3074bfc69d9a0..ce49e89f4a17c 100644
--- a/src/platform/packages/shared/cloud/deployment_details/deployment_details_cloudid_input.tsx
+++ b/src/platform/packages/shared/cloud/deployment_details/deployment_details_cloudid_input.tsx
@@ -50,6 +50,9 @@ const Label: FC<{ learnMoreUrl: string }> = ({ learnMoreUrl }) => {
               onClick={() => {
                 setIsPopoverOpen(true);
               }}
+              aria-label={i18n.translate('cloud.deploymentDetails.cloudIdHelpButton.ariaLabel', {
+                defaultMessage: 'Show Cloud ID help',
+              })}
             />
           }
           isOpen={isPopoverOpen}
@@ -89,7 +92,15 @@ export const DeploymentDetailsCloudIdInput: FC<{ cloudId: string; learnMoreUrl:
         <EuiFlexItem grow={false}>
           <EuiCopy textToCopy={cloudId}>
             {(copy) => (
-              <EuiButtonIcon onClick={copy} iconType="copyClipboard" display="base" size="m" />
+              <EuiButtonIcon
+                onClick={copy}
+                iconType="copyClipboard"
+                display="base"
+                size="m"
+                aria-label={i18n.translate('cloud.deploymentDetails.copyCloudIdButton.ariaLabel', {
+                  defaultMessage: 'Copy Cloud ID',
+                })}
+              />
             )}
           </EuiCopy>
         </EuiFlexItem>
diff --git a/src/platform/packages/shared/dashboards/dashboards-selector/components/dashboards_selector.tsx b/src/platform/packages/shared/dashboards/dashboards-selector/components/dashboards_selector.tsx
index eec612040fce7..35d6b78d7096f 100644
--- a/src/platform/packages/shared/dashboards/dashboards-selector/components/dashboards_selector.tsx
+++ b/src/platform/packages/shared/dashboards/dashboards-selector/components/dashboards_selector.tsx
@@ -6,6 +6,7 @@
  * your election, the "Elastic License 2.0", the "GNU Affero General Public
  * License v3.0 only", or the "Server Side Public License, v 1".
  */
+import { i18n } from '@kbn/i18n';
 import type { ContentManagementPublicStart } from '@kbn/content-management-plugin/public';
 import type { EuiComboBoxOptionOption } from '@elastic/eui';
 import { EuiComboBox } from '@elastic/eui';
@@ -145,6 +146,12 @@ export function DashboardsSelector({
       options={dashboardList}
       selectedOptions={selectedDashboards}
       placeholder={placeholder}
+      aria-label={
+        placeholder ??
+        i18n.translate('dashboardsSelector.comboBox.ariaLabel', {
+          defaultMessage: 'Dashboards',
+        })
+      }
       onChange={internalOnChange}
       onFocus={handleComboBoxFocus}
       onSearchChange={onSearchChange}
diff --git a/src/platform/packages/shared/dashboards/dashboards-selector/tsconfig.json b/src/platform/packages/shared/dashboards/dashboards-selector/tsconfig.json
index 7e075bff5b11a..6d17ed920a819 100644
--- a/src/platform/packages/shared/dashboards/dashboards-selector/tsconfig.json
+++ b/src/platform/packages/shared/dashboards/dashboards-selector/tsconfig.json
@@ -19,5 +19,6 @@
     "@kbn/content-management-plugin",
     "@kbn/content-management-utils",
     "@kbn/core",
+    "@kbn/i18n",
   ]
 }
diff --git a/src/platform/packages/shared/kbn-visualization-ui-components/components/icon_select.tsx b/src/platform/packages/shared/kbn-visualization-ui-components/components/icon_select.tsx
index 7bb88be2d2b91..df324b79241c7 100644
--- a/src/platform/packages/shared/kbn-visualization-ui-components/components/icon_select.tsx
+++ b/src/platform/packages/shared/kbn-visualization-ui-components/components/icon_select.tsx
@@ -23,6 +23,10 @@ export type IconSet<T> = Array<{
   shouldRotate?: boolean;
 }>;
 
+const iconDecorationLabel = i18n.translate('visualizationUiComponents.iconSelect.label', {
+  defaultMessage: 'Icon decoration',
+});
+
 const IconView = (props: { value?: string; label: string; icon?: IconType }) => {
   if (!props.value) return null;
   return (
@@ -68,6 +72,7 @@ export function IconSelect<Icon extends string>({
       singleSelection={{ asPlainText: true }}
       renderOption={IconView}
       compressed
+      aria-label={iconDecorationLabel}
       prepend={
         hasIcon(selectedIcon.value) ? (
           <EuiIcon type={selectedIcon.icon ?? selectedIcon.value} />
@@ -89,13 +94,7 @@ export function IconSelectSetting<Icon extends string = string>({
   defaultIcon?: string;
 }) {
   return (
-    <EuiFormRow
-      display="columnCompressed"
-      fullWidth
-      label={i18n.translate('visualizationUiComponents.iconSelect.label', {
-        defaultMessage: 'Icon decoration',
-      })}
-    >
+    <EuiFormRow display="columnCompressed" fullWidth label={iconDecorationLabel}>
       <IconSelect
         defaultIcon={defaultIcon}
         customIconSet={customIconSet}
diff --git a/src/platform/packages/shared/response-ops/recurring-schedule-form/components/recurring_schedule_form_fields.tsx b/src/platform/packages/shared/response-ops/recurring-schedule-form/components/recurring_schedule_form_fields.tsx
index 3aa0e02371685..e6d3677a8f1bb 100644
--- a/src/platform/packages/shared/response-ops/recurring-schedule-form/components/recurring_schedule_form_fields.tsx
+++ b/src/platform/packages/shared/response-ops/recurring-schedule-form/components/recurring_schedule_form_fields.tsx
@@ -234,6 +234,7 @@ export const RecurringScheduleFormFields = memo(
                           singleSelection={{ asPlainText: true }}
                           selectedOptions={[{ label: timezone[0] }]}
                           isClearable={false}
+                          aria-label={i18n.RECURRING_SCHEDULE_FORM_TIMEZONE}
                           prepend={
                             <EuiFormLabel htmlFor={'disabled-timezone'}>
                               {i18n.RECURRING_SCHEDULE_FORM_TIMEZONE}
diff --git a/src/platform/packages/shared/response-ops/rule_form/src/rule_actions/rule_actions_alerts_filter_timeframe.tsx b/src/platform/packages/shared/response-ops/rule_form/src/rule_actions/rule_actions_alerts_filter_timeframe.tsx
index db5024b77aa11..d9b4336af3d75 100644
--- a/src/platform/packages/shared/response-ops/rule_form/src/rule_actions/rule_actions_alerts_filter_timeframe.tsx
+++ b/src/platform/packages/shared/response-ops/rule_form/src/rule_actions/rule_actions_alerts_filter_timeframe.tsx
@@ -155,6 +155,10 @@ export const RuleActionsAlertsFilterTimeframe: React.FC<RuleActionsAlertsFilterT
 
   const [startH, startM] = useMemo(() => timeframe.hours.start.split(':').map(Number), [timeframe]);
   const [endH, endM] = useMemo(() => timeframe.hours.end.split(':').map(Number), [timeframe]);
+  const timezoneLabel = i18n.translate(
+    'responseOpsRuleForm.ruleForm.ruleActionsAlertsFilterTimeframeTimezoneLabel',
+    { defaultMessage: 'Timezone' }
+  );
 
   return (
     <>
@@ -219,10 +223,8 @@ export const RuleActionsAlertsFilterTimeframe: React.FC<RuleActionsAlertsFilterT
             </EuiFlexItem>
             <EuiFlexItem grow={1}>
               <EuiComboBox
-                prepend={i18n.translate(
-                  'responseOpsRuleForm.ruleForm.ruleActionsAlertsFilterTimeframeTimezoneLabel',
-                  { defaultMessage: 'Timezone' }
-                )}
+                aria-label={timezoneLabel}
+                prepend={timezoneLabel}
                 singleSelection={{ asPlainText: true }}
                 options={TIMEZONE_OPTIONS}
                 selectedOptions={selectedTimezone}
diff --git a/src/platform/packages/shared/response-ops/rule_form/src/rule_actions/rule_actions_settings.tsx b/src/platform/packages/shared/response-ops/rule_form/src/rule_actions/rule_actions_settings.tsx
index 8c3c00fc6058c..c92db738cd56e 100644
--- a/src/platform/packages/shared/response-ops/rule_form/src/rule_actions/rule_actions_settings.tsx
+++ b/src/platform/packages/shared/response-ops/rule_form/src/rule_actions/rule_actions_settings.tsx
@@ -213,13 +213,17 @@ export const RuleActionsSettings = (props: RuleActionsSettingsProps) => {
             {showSelectActionGroup && (
               <EuiSuperSelect
                 prepend={
-                  <EuiFormLabel htmlFor={`addNewActionConnectorActionGroup-${action.actionTypeId}`}>
+                  <EuiFormLabel
+                    id={`addNewActionConnectorActionGroupLabel-${action.actionTypeId}`}
+                    htmlFor={`addNewActionConnectorActionGroup-${action.actionTypeId}`}
+                  >
                     {ACTION_GROUP_RUN_WHEN}
                   </EuiFormLabel>
                 }
                 data-test-subj="ruleActionsSettingsSelectActionGroup"
                 fullWidth
                 id={`addNewActionConnectorActionGroup-${action.actionTypeId}`}
+                aria-labelledby={`addNewActionConnectorActionGroupLabel-${action.actionTypeId}`}
                 options={actionGroups.map(({ id: value, name }) => ({
                   value,
                   ['data-test-subj']: `addNewActionConnectorActionGroup-${value}`,
diff --git a/src/platform/packages/shared/shared-ux/file/file_picker/impl/src/components/pagination.tsx b/src/platform/packages/shared/shared-ux/file/file_picker/impl/src/components/pagination.tsx
index 32f2b9c0f0dbc..103757341141f 100644
--- a/src/platform/packages/shared/shared-ux/file/file_picker/impl/src/components/pagination.tsx
+++ b/src/platform/packages/shared/shared-ux/file/file_picker/impl/src/components/pagination.tsx
@@ -14,6 +14,8 @@ import useObservable from 'react-use/lib/useObservable';
 import { useBehaviorSubject } from '@kbn/shared-ux-file-util';
 import { useFilePickerContext } from '../context';
 
+import { i18nTexts } from '../i18n_texts';
+
 export const Pagination: FunctionComponent = () => {
   const { state } = useFilePickerContext();
   const page = useBehaviorSubject(state.currentPage$);
@@ -29,6 +31,7 @@ export const Pagination: FunctionComponent = () => {
       onPageClick={isUploading ? () => {} : state.setPage}
       pageCount={pageCount}
       activePage={page}
+      aria-label={i18nTexts.filesPagination}
     />
   );
 };
diff --git a/src/platform/packages/shared/shared-ux/file/file_picker/impl/src/i18n_texts.ts b/src/platform/packages/shared/shared-ux/file/file_picker/impl/src/i18n_texts.ts
index ff5ada2a66ecb..313a6db93a8c5 100644
--- a/src/platform/packages/shared/shared-ux/file/file_picker/impl/src/i18n_texts.ts
+++ b/src/platform/packages/shared/shared-ux/file/file_picker/impl/src/i18n_texts.ts
@@ -60,6 +60,9 @@ export const i18nTexts = {
   cancel: i18n.translate('sharedUXPackages.filePicker.cancel', {
     defaultMessage: 'Cancel',
   }),
+  filesPagination: i18n.translate('sharedUXPackages.filePicker.paginationControls.ariaLabel', {
+    defaultMessage: 'Files pagination',
+  }),
   deleteFileQuestion: (fileName: string) =>
     i18n.translate('sharedUXPackages.filePicker.deleteFileQuestion', {
       defaultMessage: 'Are you sure you want to delete "{fileName}"?',
diff --git a/src/platform/plugins/private/input_control_vis/public/components/vis/__snapshots__/input_control_vis.test.tsx.snap b/src/platform/plugins/private/input_control_vis/public/components/vis/__snapshots__/input_control_vis.test.tsx.snap
index c9942230390ef..2872e52f065e8 100644
--- a/src/platform/plugins/private/input_control_vis/public/components/vis/__snapshots__/input_control_vis.test.tsx.snap
+++ b/src/platform/plugins/private/input_control_vis/public/components/vis/__snapshots__/input_control_vis.test.tsx.snap
@@ -63,6 +63,7 @@ exports[`Apply and Cancel change btns enabled when there are changes 1`] = `
                               aria-expanded="false"
                               aria-haspopup="listbox"
                               aria-invalid="false"
+                              aria-label="Select..."
                               autocomplete="off"
                               class="euiComboBox__input emotion-euiComboBoxInput"
                               data-test-subj="comboBoxSearchInput"
@@ -227,6 +228,7 @@ exports[`Clear btns enabled when there are values 1`] = `
                               aria-expanded="false"
                               aria-haspopup="listbox"
                               aria-invalid="false"
+                              aria-label="Select..."
                               autocomplete="off"
                               class="euiComboBox__input emotion-euiComboBoxInput"
                               data-test-subj="comboBoxSearchInput"
@@ -392,6 +394,7 @@ exports[`Renders list control 1`] = `
                               aria-expanded="false"
                               aria-haspopup="listbox"
                               aria-invalid="false"
+                              aria-label="Select..."
                               autocomplete="off"
                               class="euiComboBox__input emotion-euiComboBoxInput"
                               data-test-subj="comboBoxSearchInput"
diff --git a/src/platform/plugins/private/input_control_vis/public/components/vis/list_control.tsx b/src/platform/plugins/private/input_control_vis/public/components/vis/list_control.tsx
index 1c34b058e39c8..59a2466ead62b 100644
--- a/src/platform/plugins/private/input_control_vis/public/components/vis/list_control.tsx
+++ b/src/platform/plugins/private/input_control_vis/public/components/vis/list_control.tsx
@@ -137,12 +137,15 @@ class ListControlUi extends PureComponent<ListControlUiProps, ListControlUiState
       };
     });
 
+    const selectPlaceholderLabel = intl.formatMessage({
+      id: 'inputControl.vis.listControl.selectPlaceholder',
+      defaultMessage: 'Select...',
+    });
+
     return (
       <EuiComboBox
-        placeholder={intl.formatMessage({
-          id: 'inputControl.vis.listControl.selectPlaceholder',
-          defaultMessage: 'Select...',
-        })}
+        placeholder={selectPlaceholderLabel}
+        aria-label={selectPlaceholderLabel}
         options={options}
         isLoading={this.state.isLoading}
         async={this.props.dynamicOptions}
diff --git a/src/platform/plugins/private/vis_types/vega/public/components/deprecated_interval_info.tsx b/src/platform/plugins/private/vis_types/vega/public/components/deprecated_interval_info.tsx
index 6b17a1a4ad6f0..a56444a5bc622 100644
--- a/src/platform/plugins/private/vis_types/vega/public/components/deprecated_interval_info.tsx
+++ b/src/platform/plugins/private/vis_types/vega/public/components/deprecated_interval_info.tsx
@@ -9,6 +9,7 @@
 
 import React from 'react';
 import { EuiCallOut, EuiButtonIcon } from '@elastic/eui';
+import { i18n } from '@kbn/i18n';
 import { FormattedMessage } from '@kbn/i18n-react';
 import { BUCKET_TYPES } from '@kbn/data-plugin/public';
 import type { VegaSpec } from '../data_model/types';
@@ -30,6 +31,10 @@ export const DeprecatedHistogramIntervalInfo = () => (
               iconType="popout"
               href={getDocLinks().links.aggs.date_histogram}
               target="_blank"
+              aria-label={i18n.translate(
+                'visTypeVega.deprecatedHistogramIntervalInfo.dateHistogramDocAriaLabel',
+                { defaultMessage: 'Open date histogram documentation' }
+              )}
             />
           ),
         }}
diff --git a/src/platform/plugins/shared/console/public/application/components/settings/settings_editor.tsx b/src/platform/plugins/shared/console/public/application/components/settings/settings_editor.tsx
index 4beeb3dd29b98..c37714c2db465 100644
--- a/src/platform/plugins/shared/console/public/application/components/settings/settings_editor.tsx
+++ b/src/platform/plugins/shared/console/public/application/components/settings/settings_editor.tsx
@@ -283,6 +283,9 @@ export const SettingsEditor = (props: Props) => {
             inputDisplay: host,
           }))}
           valueOfSelected={selectedHost || (availableHosts.length > 0 ? availableHosts[0] : '')}
+          aria-label={i18n.translate('console.settingsPage.elasticsearchHostLabel', {
+            defaultMessage: 'Elasticsearch host',
+          })}
           onChange={(value) => setSelectedHost(value)}
         />
       </SettingsFormRow>
@@ -381,6 +384,9 @@ export const SettingsEditor = (props: Props) => {
               compressed
               options={intervalOptions}
               valueOfSelected={pollInterval.toString()}
+              aria-label={i18n.translate('console.settingsPage.refreshingDataLabel', {
+                defaultMessage: 'Refresh frequency',
+              })}
               onChange={onPollingIntervalChange}
             />
           </SettingsFormRow>
diff --git a/src/platform/plugins/shared/data_view_editor/public/components/preview_panel/indices_list/__snapshots__/indices_list.test.tsx.snap b/src/platform/plugins/shared/data_view_editor/public/components/preview_panel/indices_list/__snapshots__/indices_list.test.tsx.snap
index 403dce51c972a..8fec78c40e631 100644
--- a/src/platform/plugins/shared/data_view_editor/public/components/preview_panel/indices_list/__snapshots__/indices_list.test.tsx.snap
+++ b/src/platform/plugins/shared/data_view_editor/public/components/preview_panel/indices_list/__snapshots__/indices_list.test.tsx.snap
@@ -195,6 +195,7 @@ exports[`IndicesList should change per page 1`] = `
     >
       <EuiPagination
         activePage={0}
+        aria-label="Indices list pagination"
         onPageClick={[Function]}
         pageCount={2}
       />
@@ -686,6 +687,7 @@ exports[`IndicesList updating props should render all new indices 1`] = `
     >
       <EuiPagination
         activePage={0}
+        aria-label="Indices list pagination"
         onPageClick={[Function]}
         pageCount={2}
       />
diff --git a/src/platform/plugins/shared/data_view_editor/public/components/preview_panel/indices_list/indices_list.tsx b/src/platform/plugins/shared/data_view_editor/public/components/preview_panel/indices_list/indices_list.tsx
index cc311c72667eb..b5c0b08a4eb85 100644
--- a/src/platform/plugins/shared/data_view_editor/public/components/preview_panel/indices_list/indices_list.tsx
+++ b/src/platform/plugins/shared/data_view_editor/public/components/preview_panel/indices_list/indices_list.tsx
@@ -25,6 +25,7 @@ import {
   EuiPopover,
 } from '@elastic/eui';
 
+import { i18n } from '@kbn/i18n';
 import { Pager } from '@elastic/eui';
 import { Storage } from '@kbn/kibana-utils-plugin/public';
 import { FormattedMessage } from '@kbn/i18n-react';
@@ -131,7 +132,14 @@ export class IndicesList extends React.Component<IndicesListProps, IndicesListSt
     const paginationControls =
       pageCount > 1 ? (
         <EuiFlexItem grow={false}>
-          <EuiPagination pageCount={pageCount} activePage={page} onPageClick={this.onChangePage} />
+          <EuiPagination
+            pageCount={pageCount}
+            activePage={page}
+            onPageClick={this.onChangePage}
+            aria-label={i18n.translate('indexPatternEditor.pagination.ariaLabel', {
+              defaultMessage: 'Indices list pagination',
+            })}
+          />
         </EuiFlexItem>
       ) : null;
 
diff --git a/src/platform/plugins/shared/data_view_field_editor/public/components/field_format_editor/editors/color/color_row.tsx b/src/platform/plugins/shared/data_view_field_editor/public/components/field_format_editor/editors/color/color_row.tsx
index 2cf0260c05cdf..de00cc71ec7f2 100644
--- a/src/platform/plugins/shared/data_view_field_editor/public/components/field_format_editor/editors/color/color_row.tsx
+++ b/src/platform/plugins/shared/data_view_field_editor/public/components/field_format_editor/editors/color/color_row.tsx
@@ -49,12 +49,14 @@ export const ColorRow = ({
   const { range, regex, boolean, text, background } = color;
 
   const getInputByFieldType = () => {
-    if (fieldType === 'boolean')
+    if (fieldType === 'boolean') {
+      const booleanLabel = i18n.translate('indexPatternFieldEditor.color.booleanLabel', {
+        defaultMessage: 'Boolean',
+      });
       return (
         <EuiSelect
-          prepend={i18n.translate('indexPatternFieldEditor.color.booleanLabel', {
-            defaultMessage: 'Boolean',
-          })}
+          prepend={booleanLabel}
+          aria-label={booleanLabel}
           options={[
             { value: 'true', text: 'true' },
             { value: 'false', text: 'false' },
@@ -71,12 +73,15 @@ export const ColorRow = ({
           }}
         />
       );
-    if (fieldType === 'string')
+    }
+    if (fieldType === 'string') {
+      const patternLabel = i18n.translate('indexPatternFieldEditor.color.patternLabel', {
+        defaultMessage: 'Pattern',
+      });
       return (
         <EuiFieldText
-          prepend={i18n.translate('indexPatternFieldEditor.color.patternLabel', {
-            defaultMessage: 'Pattern',
-          })}
+          prepend={patternLabel}
+          aria-label={patternLabel}
           value={regex}
           data-test-subj={`colorEditorKeyPattern ${index}`}
           onChange={(e) => {
@@ -89,11 +94,14 @@ export const ColorRow = ({
           }}
         />
       );
+    }
+    const rangeLabel = i18n.translate('indexPatternFieldEditor.color.rangeLabel', {
+      defaultMessage: 'Range',
+    });
     return (
       <EuiFieldText
-        prepend={i18n.translate('indexPatternFieldEditor.color.rangeLabel', {
-          defaultMessage: 'Range',
-        })}
+        prepend={rangeLabel}
+        aria-label={rangeLabel}
         value={range}
         data-test-subj={`colorEditorKeyRange ${index}`}
         onChange={(e) => {
diff --git a/src/platform/plugins/shared/inspector/public/views/requests/components/details/clusters_view/clusters_table/shards_view/shard_failure_flyout.tsx b/src/platform/plugins/shared/inspector/public/views/requests/components/details/clusters_view/clusters_table/shards_view/shard_failure_flyout.tsx
index 433dac4f2069f..b9d6aab4348ee 100644
--- a/src/platform/plugins/shared/inspector/public/views/requests/components/details/clusters_view/clusters_table/shards_view/shard_failure_flyout.tsx
+++ b/src/platform/plugins/shared/inspector/public/views/requests/components/details/clusters_view/clusters_table/shards_view/shard_failure_flyout.tsx
@@ -29,6 +29,9 @@ interface Props {
 
 export function ShardFailureFlyout({ failures, onClose }: Props) {
   const flyoutTitleId = useGeneratedHtmlId();
+  const backButtonLabel = i18n.translate('inspector.requests.clusters.shards.backButtonLabel', {
+    defaultMessage: 'Back',
+  });
 
   return (
     <EuiFlyout
@@ -40,7 +43,7 @@ export function ShardFailureFlyout({ failures, onClose }: Props) {
       <EuiFlyoutHeader hasBorder>
         <EuiTitle size="s">
           <h1 id={flyoutTitleId}>
-            <EuiButtonIcon iconType="sortLeft" onClick={onClose} />
+            <EuiButtonIcon iconType="sortLeft" onClick={onClose} aria-label={backButtonLabel} />
             {i18n.translate('inspector.requests.clusters.shards.flyoutTitle', {
               defaultMessage:
                 '{failedShardCount} failed {failedShardCount, plural, one {shard} other {shards}}',
@@ -56,9 +59,7 @@ export function ShardFailureFlyout({ failures, onClose }: Props) {
 
       <EuiFlyoutFooter>
         <EuiButtonEmpty iconType="sortLeft" onClick={onClose} flush="left">
-          {i18n.translate('inspector.requests.clusters.shards.backButtonLabel', {
-            defaultMessage: 'Back',
-          })}
+          {backButtonLabel}
         </EuiButtonEmpty>
       </EuiFlyoutFooter>
     </EuiFlyout>
diff --git a/src/platform/plugins/shared/inspector/public/views/requests/components/request_selector.tsx b/src/platform/plugins/shared/inspector/public/views/requests/components/request_selector.tsx
index 9a3e029dd631f..70d68dd2495a9 100644
--- a/src/platform/plugins/shared/inspector/public/views/requests/components/request_selector.tsx
+++ b/src/platform/plugins/shared/inspector/public/views/requests/components/request_selector.tsx
@@ -63,16 +63,20 @@ export class RequestSelector extends Component<RequestSelectorProps> {
         value: item.id,
       };
     });
+    const requestLabel = i18n.translate('inspector.requests.requestLabel', {
+      defaultMessage: 'Request',
+    });
 
     return (
       <EuiComboBox
+        aria-label={requestLabel}
         data-test-subj="inspectorRequestChooser"
         fullWidth={true}
         id="inspectorRequestChooser"
         isClearable={false}
         onChange={this.handleSelected}
         options={options}
-        prepend="Request"
+        prepend={requestLabel}
         selectedOptions={[
           {
             label: this.props.selectedRequest.name,
diff --git a/src/platform/plugins/shared/saved_objects_management/public/management_section/objects_table/components/flyout.tsx b/src/platform/plugins/shared/saved_objects_management/public/management_section/objects_table/components/flyout.tsx
index 36d37f9e432d0..add1505c2e10e 100644
--- a/src/platform/plugins/shared/saved_objects_management/public/management_section/objects_table/components/flyout.tsx
+++ b/src/platform/plugins/shared/saved_objects_management/public/management_section/objects_table/components/flyout.tsx
@@ -360,6 +360,10 @@ export class FlyoutClass extends Component<
 
           return (
             <EuiSelect
+              aria-label={i18n.translate(
+                'savedObjectsManagement.objectsTable.flyout.renderConflicts.selectNewIndexPatternAriaLabel',
+                { defaultMessage: 'Data view' }
+              )}
               value={selectedValue}
               data-test-subj={`managementChangeIndexSelection-${id}`}
               onChange={(e) => this.onIndexChanged(id, e)}
diff --git a/src/platform/plugins/shared/saved_objects_management/public/management_section/objects_table/components/overwrite_modal.tsx b/src/platform/plugins/shared/saved_objects_management/public/management_section/objects_table/components/overwrite_modal.tsx
index 5d6c72bb91bf0..d6405d2789af6 100644
--- a/src/platform/plugins/shared/saved_objects_management/public/management_section/objects_table/components/overwrite_modal.tsx
+++ b/src/platform/plugins/shared/saved_objects_management/public/management_section/objects_table/components/overwrite_modal.tsx
@@ -42,6 +42,10 @@ export const OverwriteModal = ({ conflict, onFinish, allowedTypes }: OverwriteMo
   const [destinationId, setDestinationId] = useState(initialDestinationId);
 
   if (error.type === 'ambiguous_conflict') {
+    const selectControlLabel = i18n.translate(
+      'savedObjectsManagement.objectsTable.overwriteModal.selectControlLabel',
+      { defaultMessage: 'Object ID' }
+    );
     const selectProps = {
       options: error.destinations.map((destination) => {
         const header = destination.title ?? `${type} [id=${destination.id}]`;
@@ -76,10 +80,8 @@ export const OverwriteModal = ({ conflict, onFinish, allowedTypes }: OverwriteMo
         options={selectProps.options}
         valueOfSelected={destinationId}
         onChange={selectProps.onChange}
-        prepend={i18n.translate(
-          'savedObjectsManagement.objectsTable.overwriteModal.selectControlLabel',
-          { defaultMessage: 'Object ID' }
-        )}
+        prepend={selectControlLabel}
+        aria-label={selectControlLabel}
         hasDividers
         fullWidth
         compressed
diff --git a/src/platform/plugins/shared/unified_doc_viewer/public/components/doc_viewer_flyout/doc_viewer_flyout.tsx b/src/platform/plugins/shared/unified_doc_viewer/public/components/doc_viewer_flyout/doc_viewer_flyout.tsx
index 8594c6448dae0..b6ac455558c73 100644
--- a/src/platform/plugins/shared/unified_doc_viewer/public/components/doc_viewer_flyout/doc_viewer_flyout.tsx
+++ b/src/platform/plugins/shared/unified_doc_viewer/public/components/doc_viewer_flyout/doc_viewer_flyout.tsx
@@ -305,7 +305,7 @@ export function UnifiedDocViewerFlyout({
               <EuiFlexItem data-test-subj={`docViewerFlyoutNavigationPage-${activePage}`}>
                 <EuiPagination
                   aria-label={i18n.translate('unifiedDocViewer.flyout.documentNavigation', {
-                    defaultMessage: 'Document navigation',
+                    defaultMessage: 'Document pagination',
                   })}
                   pageCount={pageCount}
                   activePage={activePage}
diff --git a/src/platform/plugins/shared/unified_search/public/__stories__/search_bar.stories.tsx b/src/platform/plugins/shared/unified_search/public/__stories__/search_bar.stories.tsx
index be9da9b5d5bb6..6e497cf478005 100644
--- a/src/platform/plugins/shared/unified_search/public/__stories__/search_bar.stories.tsx
+++ b/src/platform/plugins/shared/unified_search/public/__stories__/search_bar.stories.tsx
@@ -567,6 +567,7 @@ export const WithPrependedControls = {
       prependFilterBar: (
         <EuiComboBox
           placeholder="Select option"
+          aria-label="Select option"
           options={[
             {
               label: 'Filter 1',
diff --git a/src/platform/plugins/shared/unified_search/public/saved_query_management/saved_query_management_list.tsx b/src/platform/plugins/shared/unified_search/public/saved_query_management/saved_query_management_list.tsx
index ed18fdf0187de..128a693e26e81 100644
--- a/src/platform/plugins/shared/unified_search/public/saved_query_management/saved_query_management_list.tsx
+++ b/src/platform/plugins/shared/unified_search/public/saved_query_management/saved_query_management_list.tsx
@@ -484,6 +484,12 @@ export const SavedQueryManagementList = ({
                   activePage={currentPageNumber}
                   onPageClick={(activePage) => setCurrentPageNumber(activePage)}
                   compressed
+                  aria-label={i18n.translate(
+                    'unifiedSearch.search.searchBar.savedQueryPaginationAriaLabel',
+                    {
+                      defaultMessage: 'Saved queries pagination',
+                    }
+                  )}
                 />
               </EuiFlexItem>
             </EuiFlexGroup>
@@ -612,30 +618,27 @@ const ListTitle = ({ queryBarMenuRef }: { queryBarMenuRef: RefObject<EuiContextM
   const { application, http } = useKibana<IUnifiedSearchPluginServices>().services;
   const canEditSavedObjects = application.capabilities.savedObjectsManagement.edit;
 
+  const tooltipContent = i18n.translate(
+    'unifiedSearch.search.searchBar.savedQueryPopoverManageLabel',
+    {
+      defaultMessage: 'Manage queries',
+    }
+  );
+
   return (
     <PanelTitle
       queryBarMenuRef={queryBarMenuRef}
       title={queryBarMenuPanelsStrings.getLoadCurrentFilterSetLabel()}
       append={
         canEditSavedObjects && (
-          <EuiToolTip
-            position="bottom"
-            content={i18n.translate('unifiedSearch.search.searchBar.savedQueryPopoverManageLabel', {
-              defaultMessage: 'Manage queries',
-            })}
-          >
+          <EuiToolTip position="bottom" content={tooltipContent} disableScreenReaderOutput>
             <EuiButtonIcon
               iconType="gear"
               color="text"
               href={http.basePath.prepend(
                 `/app/management/kibana/objects?initialQuery=type:("query")`
               )}
-              aria-label={i18n.translate(
-                'unifiedSearch.search.searchBar.savedQueryPopoverManageLabel',
-                {
-                  defaultMessage: 'Manage queries',
-                }
-              )}
+              aria-label={tooltipContent}
             />
           </EuiToolTip>
         )
diff --git a/src/platform/plugins/shared/vis_types/timeseries/public/application/components/aggs/field_select/field_select_item.tsx b/src/platform/plugins/shared/vis_types/timeseries/public/application/components/aggs/field_select/field_select_item.tsx
index 5a83727fad37c..78a4ff3457f41 100644
--- a/src/platform/plugins/shared/vis_types/timeseries/public/application/components/aggs/field_select/field_select_item.tsx
+++ b/src/platform/plugins/shared/vis_types/timeseries/public/application/components/aggs/field_select/field_select_item.tsx
@@ -50,6 +50,7 @@ export function FieldSelectItem({
       <EuiFlexItem grow={true}>
         <EuiComboBox
           placeholder={placeholder}
+          aria-label={placeholder}
           isDisabled={disabled}
           options={options}
           selectedOptions={selectedOptions}
diff --git a/src/platform/plugins/shared/vis_types/timeseries/public/application/components/color_rules.tsx b/src/platform/plugins/shared/vis_types/timeseries/public/application/components/color_rules.tsx
index 59423aea64dae..8436e54d1b1af 100644
--- a/src/platform/plugins/shared/vis_types/timeseries/public/application/components/color_rules.tsx
+++ b/src/platform/plugins/shared/vis_types/timeseries/public/application/components/color_rules.tsx
@@ -145,6 +145,8 @@ class ColorRulesUI extends Component<ColorRulesProps> {
       collectionActions.handleChange(this.props, { ...model, ...part });
     };
     const htmlId = htmlIdGenerator(model.id);
+    const metricSelectId = htmlId('ifMetricIs');
+    const metricLabelId = htmlId('ifMetricIsLabel');
     const selectedOperatorOption = operatorOptions.find(
       (option) => model.operator === option.value
     );
@@ -216,7 +218,7 @@ class ColorRulesUI extends Component<ColorRulesProps> {
         {secondary}
 
         <EuiFlexItem grow={false}>
-          <EuiFormLabel style={labelStyle} htmlFor={htmlId('ifMetricIs')}>
+          <EuiFormLabel style={labelStyle} htmlFor={metricSelectId} id={metricLabelId}>
             <FormattedMessage
               id="visTypeTimeseries.colorRules.ifMetricIsLabel"
               defaultMessage="if metric is"
@@ -227,7 +229,8 @@ class ColorRulesUI extends Component<ColorRulesProps> {
         </EuiFlexItem>
         <EuiFlexItem>
           <EuiComboBox
-            id={htmlId('ifMetricIs')}
+            id={metricSelectId}
+            aria-labelledby={metricLabelId}
             options={operatorOptions}
             selectedOptions={selectedOperatorOption ? [selectedOperatorOption] : []}
             onChange={this.handleOperatorChange(model)}
diff --git a/src/platform/plugins/shared/vis_types/timeseries/public/application/components/icon_select/__snapshots__/icon_select.test.js.snap b/src/platform/plugins/shared/vis_types/timeseries/public/application/components/icon_select/__snapshots__/icon_select.test.js.snap
index 2829d7ac5173a..19c48176bb25d 100644
--- a/src/platform/plugins/shared/vis_types/timeseries/public/application/components/icon_select/__snapshots__/icon_select.test.js.snap
+++ b/src/platform/plugins/shared/vis_types/timeseries/public/application/components/icon_select/__snapshots__/icon_select.test.js.snap
@@ -2,6 +2,7 @@
 
 exports[`src/legacy/core_plugins/metrics/public/components/icon_select/icon_select.js <IconSelect /> should render and match a snapshot 1`] = `
 <EuiComboBox
+  aria-label="Icon selection"
   async={false}
   compressed={false}
   fullWidth={false}
diff --git a/src/platform/plugins/shared/vis_types/timeseries/public/application/components/icon_select/icon_select.js b/src/platform/plugins/shared/vis_types/timeseries/public/application/components/icon_select/icon_select.js
index 8c283fce3daef..457b8412052b2 100644
--- a/src/platform/plugins/shared/vis_types/timeseries/public/application/components/icon_select/icon_select.js
+++ b/src/platform/plugins/shared/vis_types/timeseries/public/application/components/icon_select/icon_select.js
@@ -102,6 +102,9 @@ export function IconSelect({ value, onChange }) {
       onChange={onChange}
       singleSelection={{ asPlainText: true }}
       renderOption={IconView}
+      aria-label={i18n.translate('visTypeTimeseries.iconSelect.comboBoxAriaLabel', {
+        defaultMessage: 'Icon selection',
+      })}
     />
   );
 }
diff --git a/src/platform/plugins/shared/vis_types/timeseries/public/application/components/panel_config/markdown.tsx b/src/platform/plugins/shared/vis_types/timeseries/public/application/components/panel_config/markdown.tsx
index 8561331241eba..4a16c048459ee 100644
--- a/src/platform/plugins/shared/vis_types/timeseries/public/application/components/panel_config/markdown.tsx
+++ b/src/platform/plugins/shared/vis_types/timeseries/public/application/components/panel_config/markdown.tsx
@@ -87,6 +87,8 @@ export class MarkdownPanelConfig extends Component<
     const selectedAlignOption = alignOptions.find((option) => {
       return model.markdown_vertical_align === option.value;
     });
+    const verticalAlignmentSelectId = htmlId('valign');
+    const verticalAlignmentLabelId = htmlId('valignLabel');
     let view;
     if (selectedTab === PANEL_CONFIG_TABS.MARKDOWN) {
       view = (
@@ -229,7 +231,7 @@ export class MarkdownPanelConfig extends Component<
                 </EuiFormRow>
               </EuiFlexItem>
               <EuiFlexItem grow={false}>
-                <EuiFormLabel htmlFor={htmlId('valign')}>
+                <EuiFormLabel htmlFor={verticalAlignmentSelectId} id={verticalAlignmentLabelId}>
                   <FormattedMessage
                     id="visTypeTimeseries.markdown.optionsTab.verticalAlignmentLabel"
                     defaultMessage="Vertical alignment:"
@@ -238,7 +240,8 @@ export class MarkdownPanelConfig extends Component<
               </EuiFlexItem>
               <EuiFlexItem>
                 <EuiComboBox
-                  id={htmlId('valign')}
+                  id={verticalAlignmentSelectId}
+                  aria-labelledby={verticalAlignmentLabelId}
                   isClearable={false}
                   options={alignOptions}
                   selectedOptions={selectedAlignOption ? [selectedAlignOption] : []}
diff --git a/src/platform/plugins/shared/vis_types/timeseries/public/application/components/panel_config/timeseries.tsx b/src/platform/plugins/shared/vis_types/timeseries/public/application/components/panel_config/timeseries.tsx
index 3144137087031..42dce1744d67e 100644
--- a/src/platform/plugins/shared/vis_types/timeseries/public/application/components/panel_config/timeseries.tsx
+++ b/src/platform/plugins/shared/vis_types/timeseries/public/application/components/panel_config/timeseries.tsx
@@ -152,6 +152,10 @@ export class TimeseriesPanelConfig extends Component<
     const selectedTooltipMode = tooltipModeOptions.find(
       (option) => model.tooltip_mode === option.value
     );
+    const tooltipModeId = htmlId('tooltipMode');
+    const tooltipModeLabelId = `${tooltipModeId}Label`;
+    const legendPositionId = htmlId('legendPos');
+    const legendPositionLabelId = `${legendPositionId}Label`;
 
     let view;
     if (selectedTab === PANEL_CONFIG_TABS.DATA) {
@@ -370,7 +374,7 @@ export class TimeseriesPanelConfig extends Component<
                 <YesNo value={model.show_grid} name="show_grid" onChange={this.props.onChange} />
               </EuiFlexItem>
               <EuiFlexItem grow={false}>
-                <EuiFormLabel>
+                <EuiFormLabel id={tooltipModeLabelId} htmlFor={tooltipModeId}>
                   <FormattedMessage
                     id="visTypeTimeseries.timeseries.optionsTab.tooltipMode"
                     defaultMessage="Tooltip"
@@ -380,7 +384,8 @@ export class TimeseriesPanelConfig extends Component<
               <EuiFlexItem grow={false}>
                 <EuiComboBox
                   isClearable={false}
-                  id={htmlId('tooltipMode')}
+                  id={tooltipModeId}
+                  aria-labelledby={tooltipModeLabelId}
                   options={tooltipModeOptions}
                   selectedOptions={selectedTooltipMode ? [selectedTooltipMode] : []}
                   onChange={handleSelectChange('tooltip_mode')}
@@ -448,7 +453,7 @@ export class TimeseriesPanelConfig extends Component<
                 />
               </EuiFlexItem>
               <EuiFlexItem grow={false}>
-                <EuiFormLabel htmlFor={htmlId('legendPos')}>
+                <EuiFormLabel id={legendPositionLabelId} htmlFor={legendPositionId}>
                   <FormattedMessage
                     id="visTypeTimeseries.timeseries.optionsTab.legendPositionLabel"
                     defaultMessage="Legend position"
@@ -458,7 +463,8 @@ export class TimeseriesPanelConfig extends Component<
               <EuiFlexItem grow={false}>
                 <EuiComboBox
                   isClearable={false}
-                  id={htmlId('legendPos')}
+                  id={legendPositionId}
+                  aria-labelledby={legendPositionLabelId}
                   options={legendPositionOptions}
                   selectedOptions={selectedLegendPosOption ? [selectedLegendPosOption] : []}
                   onChange={handleSelectChange('legend_position')}
diff --git a/src/platform/plugins/shared/vis_types/timeseries/public/application/components/splits/group_by_select.tsx b/src/platform/plugins/shared/vis_types/timeseries/public/application/components/splits/group_by_select.tsx
index f19bf664835d7..d4e0ea42194bf 100644
--- a/src/platform/plugins/shared/vis_types/timeseries/public/application/components/splits/group_by_select.tsx
+++ b/src/platform/plugins/shared/vis_types/timeseries/public/application/components/splits/group_by_select.tsx
@@ -72,6 +72,9 @@ export const GroupBySelect = ({
       onChange={onChange}
       singleSelection={{ asPlainText: true }}
       data-test-subj="groupBySelect"
+      aria-label={i18n.translate('visTypeTimeseries.splits.groupBySelect.ariaLabel', {
+        defaultMessage: 'Group by mode',
+      })}
     />
   );
 };
diff --git a/x-pack/examples/alerting_example/public/alert_types/astros.tsx b/x-pack/examples/alerting_example/public/alert_types/astros.tsx
index 0ef9b606f313c..a1520b7b4453f 100644
--- a/x-pack/examples/alerting_example/public/alert_types/astros.tsx
+++ b/x-pack/examples/alerting_example/public/alert_types/astros.tsx
@@ -177,6 +177,12 @@ export const PeopleinSpaceExpression: React.FunctionComponent<PeopleinSpaceParam
               <EuiPopoverTitle>When the People in</EuiPopoverTitle>
               <EuiSelect
                 compressed
+                aria-label={i18n.translate(
+                  'AlertingExample.peopleInSpaceExpression.craftSelectAriaLabel',
+                  {
+                    defaultMessage: 'Spacecraft',
+                  }
+                )}
                 value={craftTrigger.craft}
                 onChange={(event) => {
                   setRuleParams('craft', event.target.value);
@@ -226,6 +232,12 @@ export const PeopleinSpaceExpression: React.FunctionComponent<PeopleinSpaceParam
                 <EuiFlexItem grow={false} style={{ width: 150 }}>
                   <EuiSelect
                     compressed
+                    aria-label={i18n.translate(
+                      'AlertingExample.peopleInSpaceExpression.operatorSelectAriaLabel',
+                      {
+                        defaultMessage: 'People in space comparison',
+                      }
+                    )}
                     value={outerSpaceCapacityTrigger.op}
                     onChange={(event) => {
                       setRuleParams('op', event.target.value);
diff --git a/x-pack/examples/alerting_example/public/components/page.tsx b/x-pack/examples/alerting_example/public/components/page.tsx
index bd5448172ffab..9bee0c7838129 100644
--- a/x-pack/examples/alerting_example/public/components/page.tsx
+++ b/x-pack/examples/alerting_example/public/components/page.tsx
@@ -6,6 +6,7 @@
  */
 
 import React from 'react';
+import { i18n } from '@kbn/i18n';
 import type { RouteComponentProps } from 'react-router-dom';
 import { withRouter } from 'react-router-dom';
 
@@ -52,7 +53,13 @@ export const Page = withRouter(({ title, crumb, children, isHome = false, histor
           </EuiTitle>
         </EuiPageHeaderSection>
       </EuiPageHeader>
-      <EuiBreadcrumbs responsive={false} breadcrumbs={breadcrumbs} />
+      <EuiBreadcrumbs
+        responsive={false}
+        breadcrumbs={breadcrumbs}
+        aria-label={i18n.translate('searchTestPage.breadcrumbs.ariaLabel', {
+          defaultMessage: 'Breadcrumbs',
+        })}
+      />
       <EuiSpacer />
       <EuiPageSection>{children}</EuiPageSection>
     </EuiPageBody>
diff --git a/x-pack/examples/lens_embeddable_inline_editing_example/public/embeddable.tsx b/x-pack/examples/lens_embeddable_inline_editing_example/public/embeddable.tsx
index 365ca3618a842..a7bd055df86b8 100644
--- a/x-pack/examples/lens_embeddable_inline_editing_example/public/embeddable.tsx
+++ b/x-pack/examples/lens_embeddable_inline_editing_example/public/embeddable.tsx
@@ -11,6 +11,7 @@ import type {
   InlineEditLensEmbeddableContext,
 } from '@kbn/lens-plugin/public';
 import type { DataView } from '@kbn/data-views-plugin/public';
+import { i18n } from '@kbn/i18n';
 import { css } from '@emotion/react';
 import {
   EuiFlexGroup,
@@ -139,6 +140,9 @@ export const LensChart = (props: {
           <EuiButtonIcon
             size="xs"
             iconType="pencil"
+            aria-label={i18n.translate('lensChart.editButton.ariaLabel', {
+              defaultMessage: 'Edit chart',
+            })}
             onClick={() => {
               props?.setPanelActive?.(props.isESQL ? 1 : 2);
               if (triggerOptions) {
diff --git a/x-pack/examples/lens_embeddable_inline_editing_example/tsconfig.json b/x-pack/examples/lens_embeddable_inline_editing_example/tsconfig.json
index 104bfbeeacd7e..75e88f1c8efe3 100644
--- a/x-pack/examples/lens_embeddable_inline_editing_example/tsconfig.json
+++ b/x-pack/examples/lens_embeddable_inline_editing_example/tsconfig.json
@@ -22,5 +22,6 @@
     "@kbn/lens-embeddable-utils",
     "@kbn/ui-theme",
     "@kbn/react-kibana-context-render",
+    "@kbn/i18n",
   ]
 }
diff --git a/x-pack/examples/triggers_actions_ui_example/public/components/page.tsx b/x-pack/examples/triggers_actions_ui_example/public/components/page.tsx
index d464549d5d8d4..32d232dfe57ff 100644
--- a/x-pack/examples/triggers_actions_ui_example/public/components/page.tsx
+++ b/x-pack/examples/triggers_actions_ui_example/public/components/page.tsx
@@ -6,6 +6,7 @@
  */
 
 import React from 'react';
+import { i18n } from '@kbn/i18n';
 import { useHistory } from 'react-router-dom';
 
 import { EuiPageTemplate, EuiTitle, EuiBreadcrumbs } from '@elastic/eui';
@@ -45,7 +46,13 @@ export const Page: React.FC<PageProps> = (props) => {
         <EuiTitle size="l">
           <h1>{title}</h1>
         </EuiTitle>
-        <EuiBreadcrumbs responsive={false} breadcrumbs={breadcrumbs} />
+        <EuiBreadcrumbs
+          responsive={false}
+          breadcrumbs={breadcrumbs}
+          aria-label={i18n.translate('Page.breadcrumbs.ariaLabel', {
+            defaultMessage: 'Breadcrumbs',
+          })}
+        />
       </EuiPageTemplate.Header>
       <EuiPageTemplate.Section paddingSize="none">{children}</EuiPageTemplate.Section>
     </EuiPageTemplate>
diff --git a/x-pack/platform/packages/shared/ingest-pipelines/src/components/pipeline_structure_tree/pipeline_structure_tree.tsx b/x-pack/platform/packages/shared/ingest-pipelines/src/components/pipeline_structure_tree/pipeline_structure_tree.tsx
index 682692a9e1164..958052ff3cdf6 100644
--- a/x-pack/platform/packages/shared/ingest-pipelines/src/components/pipeline_structure_tree/pipeline_structure_tree.tsx
+++ b/x-pack/platform/packages/shared/ingest-pipelines/src/components/pipeline_structure_tree/pipeline_structure_tree.tsx
@@ -7,6 +7,7 @@
 
 import React from 'react';
 import { EuiButtonEmpty, EuiFlexGroup, EuiFlexItem, EuiTreeView, useEuiTheme } from '@elastic/eui';
+import { i18n } from '@kbn/i18n';
 import { FormattedMessage } from '@kbn/i18n-react';
 import type { PipelineTreeNode } from './types';
 import { createTreeNodesFromPipelines } from './create_tree_nodes';
@@ -63,7 +64,14 @@ export const PipelineStructureTree = React.memo(
           </EuiFlexItem>
         )}
         <EuiFlexItem css={{ marginLeft: isExtension ? euiTheme.size.l : '0' }}>
-          <EuiTreeView items={[treeNode]} showExpansionArrows={true} css={styles} />
+          <EuiTreeView
+            items={[treeNode]}
+            showExpansionArrows={true}
+            css={styles}
+            aria-label={i18n.translate('ingestPipelines.pipelineStructureTree.treeAriaLabel', {
+              defaultMessage: 'Pipeline structure',
+            })}
+          />
         </EuiFlexItem>
       </EuiFlexGroup>
     );
diff --git a/x-pack/platform/packages/shared/kbn-ai-assistant/src/knowledge_base/select_model_and_install_knowledge_base.tsx b/x-pack/platform/packages/shared/kbn-ai-assistant/src/knowledge_base/select_model_and_install_knowledge_base.tsx
index c1c6062a4bd58..dce787151bafe 100644
--- a/x-pack/platform/packages/shared/kbn-ai-assistant/src/knowledge_base/select_model_and_install_knowledge_base.tsx
+++ b/x-pack/platform/packages/shared/kbn-ai-assistant/src/knowledge_base/select_model_and_install_knowledge_base.tsx
@@ -150,6 +150,9 @@ export function SelectModelAndInstallKnowledgeBase({
             onChange={(value) => setSelectedInferenceId(value)}
             disabled={isInstalling}
             data-test-subj="observabilityAiAssistantKnowledgeBaseModelDropdown"
+            aria-label={i18n.translate('xpack.aiAssistant.knowledgeBase.modelSelectAriaLabel', {
+              defaultMessage: 'Default language model',
+            })}
           />
         </EuiFlexItem>
       </EuiFlexGroup>
diff --git a/x-pack/platform/packages/shared/kbn-elastic-assistant/impl/knowledge_base/setup_knowledge_base_button.tsx b/x-pack/platform/packages/shared/kbn-elastic-assistant/impl/knowledge_base/setup_knowledge_base_button.tsx
index f57ba850dc1f8..9de89813b768d 100644
--- a/x-pack/platform/packages/shared/kbn-elastic-assistant/impl/knowledge_base/setup_knowledge_base_button.tsx
+++ b/x-pack/platform/packages/shared/kbn-elastic-assistant/impl/knowledge_base/setup_knowledge_base_button.tsx
@@ -60,6 +60,12 @@ export const SetupKnowledgeBaseButton: React.FC<Props> = React.memo(({ display,
         iconType="refresh"
         onClick={onInstallKnowledgeBase}
         size="xs"
+        aria-label={i18n.translate(
+          'xpack.elasticAssistant.knowledgeBase.installKnowledgeBaseButton',
+          {
+            defaultMessage: 'Setup Knowledge Base',
+          }
+        )}
         css={css`
           margin-left: 8px;
         `}
diff --git a/x-pack/platform/packages/shared/kbn-search-index-documents/components/document_list.tsx b/x-pack/platform/packages/shared/kbn-search-index-documents/components/document_list.tsx
index 01a03e758bd00..db63e6ec755db 100644
--- a/x-pack/platform/packages/shared/kbn-search-index-documents/components/document_list.tsx
+++ b/x-pack/platform/packages/shared/kbn-search-index-documents/components/document_list.tsx
@@ -124,7 +124,7 @@ export const DocumentList: React.FC<DocumentListProps> = ({
             aria-label={i18n.translate(
               'xpack.searchIndexDocuments.documentList.paginationAriaLabel',
               {
-                defaultMessage: 'Pagination for document list',
+                defaultMessage: 'Document lists pagination',
               }
             )}
             pageCount={pageCount}
diff --git a/x-pack/platform/packages/shared/kbn-search-index-documents/components/documents_list.test.tsx b/x-pack/platform/packages/shared/kbn-search-index-documents/components/documents_list.test.tsx
index 880c843dbaea5..ad57023e230f0 100644
--- a/x-pack/platform/packages/shared/kbn-search-index-documents/components/documents_list.test.tsx
+++ b/x-pack/platform/packages/shared/kbn-search-index-documents/components/documents_list.test.tsx
@@ -32,7 +32,7 @@ describe('DocumentList', () => {
     );
 
     expect(container.querySelector('[data-testId="search-index-documents-result"]')).toBeNull();
-    expect(container.querySelector('[aria-label="Pagination for document list"]')).not.toBeNull();
+    expect(container.querySelector('[aria-label="Document lists pagination"]')).not.toBeNull();
   });
   test('renders documents when results when there is data and mappings', () => {
     const values = {
diff --git a/x-pack/platform/packages/shared/kbn-search-index-documents/components/result/editable_result.tsx b/x-pack/platform/packages/shared/kbn-search-index-documents/components/result/editable_result.tsx
index 755480ff6db49..5a9059817fc5d 100644
--- a/x-pack/platform/packages/shared/kbn-search-index-documents/components/result/editable_result.tsx
+++ b/x-pack/platform/packages/shared/kbn-search-index-documents/components/result/editable_result.tsx
@@ -56,6 +56,12 @@ export const EditableResult: React.FC<EditableResultProps> = ({
   const [isExpanded, setIsExpanded] = React.useState(false);
   const [documentId, setDocumentId] = React.useState(initialDocId);
   const [index, setIndex] = React.useState(initialIndex);
+  const selectIndexPlaceholder = i18n.translate(
+    'xpack.sharedKbnSearchIndexDocuments.editableResult.selectIndexPlaceholder',
+    {
+      defaultMessage: 'Select index',
+    }
+  );
   return (
     <EuiSplitPanel.Outer hasBorder={true}>
       <EuiSplitPanel.Inner paddingSize="s" color="plain">
@@ -86,12 +92,8 @@ export const EditableResult: React.FC<EditableResultProps> = ({
                 <EuiFlexItem grow={5}>
                   <EuiComboBox
                     data-test-subj="editableResultIndexSelector"
-                    placeholder={i18n.translate(
-                      'xpack.sharedKbnSearchIndexDocuments.editableResult.selectIndexPlaceholder',
-                      {
-                        defaultMessage: 'Select index',
-                      }
-                    )}
+                    placeholder={selectIndexPlaceholder}
+                    aria-label={selectIndexPlaceholder}
                     singleSelection={{ asPlainText: true }}
                     options={indices.map((i) => ({ label: i, value: 'index' }))}
                     isClearable={false}
@@ -128,7 +130,21 @@ export const EditableResult: React.FC<EditableResultProps> = ({
                       size="xs"
                       iconType={isExpanded ? 'fold' : 'unfold'}
                       color="primary"
-                      aria-label={isExpanded ? 'Collapse fields' : 'Expand fields'}
+                      aria-label={
+                        isExpanded
+                          ? i18n.translate(
+                              'xpack.sharedKbnSearchIndexDocuments.editableResult.collapseFieldsButtonAriaLabel',
+                              {
+                                defaultMessage: 'Collapse fields',
+                              }
+                            )
+                          : i18n.translate(
+                              'xpack.sharedKbnSearchIndexDocuments.editableResult.expandFieldsButtonAriaLabel',
+                              {
+                                defaultMessage: 'Expand fields',
+                              }
+                            )
+                      }
                       onClick={() => {
                         if (onExpand && !isExpanded) {
                           onExpand();
@@ -143,7 +159,12 @@ export const EditableResult: React.FC<EditableResultProps> = ({
                   iconType="trash"
                   color="danger"
                   onClick={onDeleteDocument}
-                  aria-label="Delete document"
+                  aria-label={i18n.translate(
+                    'xpack.sharedKbnSearchIndexDocuments.editableResult.deleteDocumentButtonAriaLabel',
+                    {
+                      defaultMessage: 'Delete document',
+                    }
+                  )}
                   data-test-subj="editableResultDeleteButton"
                 />
               </EuiFlexItem>
diff --git a/x-pack/platform/plugins/private/canvas/canvas_plugin_src/renderers/error/components/error/error.tsx b/x-pack/platform/plugins/private/canvas/canvas_plugin_src/renderers/error/components/error/error.tsx
index 843e42fd55183..1db4ac46f5fe6 100644
--- a/x-pack/platform/plugins/private/canvas/canvas_plugin_src/renderers/error/components/error/error.tsx
+++ b/x-pack/platform/plugins/private/canvas/canvas_plugin_src/renderers/error/components/error/error.tsx
@@ -34,7 +34,14 @@ export const Error: FC<Props> = ({ payload, onClose }) => {
   const message = payload.error?.message;
 
   const CloseIconButton = () => (
-    <EuiButtonIcon color="danger" iconType="cross" onClick={onClose} aria-hidden />
+    <EuiButtonIcon
+      color="danger"
+      iconType="cross"
+      onClick={onClose}
+      aria-label={i18n.translate('xpack.canvas.errorComponent.dismissErrorAriaLabel', {
+        defaultMessage: 'Dismiss error',
+      })}
+    />
   );
 
   return (
diff --git a/x-pack/platform/plugins/private/canvas/canvas_plugin_src/renderers/filters/dropdown_filter/component/dropdown_filter.tsx b/x-pack/platform/plugins/private/canvas/canvas_plugin_src/renderers/filters/dropdown_filter/component/dropdown_filter.tsx
index b550864ca936e..715ca5f0a827f 100644
--- a/x-pack/platform/plugins/private/canvas/canvas_plugin_src/renderers/filters/dropdown_filter/component/dropdown_filter.tsx
+++ b/x-pack/platform/plugins/private/canvas/canvas_plugin_src/renderers/filters/dropdown_filter/component/dropdown_filter.tsx
@@ -81,6 +81,9 @@ export const DropdownFilter: FunctionComponent<Props> = ({
         options={dropdownOptions}
         fullWidth
         compressed
+        aria-label={i18n.translate('xpack.canvas.renderer.dropdownFilter.selectAriaLabel', {
+          defaultMessage: 'Dropdown filter',
+        })}
       />
     </div>
   );
diff --git a/x-pack/platform/plugins/private/canvas/canvas_plugin_src/uis/arguments/datacolumn/index.js b/x-pack/platform/plugins/private/canvas/canvas_plugin_src/uis/arguments/datacolumn/index.js
index 14ae4db1cb127..b6a9e4d62b8d4 100644
--- a/x-pack/platform/plugins/private/canvas/canvas_plugin_src/uis/arguments/datacolumn/index.js
+++ b/x-pack/platform/plugins/private/canvas/canvas_plugin_src/uis/arguments/datacolumn/index.js
@@ -7,6 +7,7 @@
 
 import React, { useState, useCallback, useEffect } from 'react';
 import PropTypes from 'prop-types';
+import { i18n } from '@kbn/i18n';
 import { EuiSelect, EuiFlexItem, EuiFlexGroup } from '@elastic/eui';
 import { sortBy } from 'lodash';
 import { getType } from '@kbn/interpreter';
@@ -139,6 +140,9 @@ const DatacolumnArgInput = ({
           options={[firstColumnOption, ...options]}
           value={mathValue.column}
           onChange={onChangeColumn}
+          aria-label={i18n.translate('xpack.canvas.datacolumn.columnSelectAriaLabel', {
+            defaultMessage: 'Column',
+          })}
         />
       </EuiFlexItem>
     </EuiFlexGroup>
diff --git a/x-pack/platform/plugins/private/canvas/canvas_plugin_src/uis/arguments/datacolumn/simple_math_function.js b/x-pack/platform/plugins/private/canvas/canvas_plugin_src/uis/arguments/datacolumn/simple_math_function.js
index 5fd859a789d85..8f9ff159a50a3 100644
--- a/x-pack/platform/plugins/private/canvas/canvas_plugin_src/uis/arguments/datacolumn/simple_math_function.js
+++ b/x-pack/platform/plugins/private/canvas/canvas_plugin_src/uis/arguments/datacolumn/simple_math_function.js
@@ -7,6 +7,7 @@
 
 import React from 'react';
 import PropTypes from 'prop-types';
+import { i18n } from '@kbn/i18n';
 import { EuiSelect } from '@elastic/eui';
 import { ArgumentStrings } from '../../../../i18n';
 
@@ -29,7 +30,17 @@ export const SimpleMathFunction = ({ onChange, value, onlymath }) => {
     options.unshift({ text: strings.getOptionValue(), value: '' });
   }
 
-  return <EuiSelect compressed options={options} value={value} onChange={onChange} />;
+  return (
+    <EuiSelect
+      compressed
+      options={options}
+      value={value}
+      onChange={onChange}
+      aria-label={i18n.translate('xpack.canvas.simpleMathFunction.functionSelectAriaLabel', {
+        defaultMessage: 'Math function',
+      })}
+    />
+  );
 };
 
 SimpleMathFunction.propTypes = {
diff --git a/x-pack/platform/plugins/private/canvas/canvas_plugin_src/uis/arguments/filter_group.js b/x-pack/platform/plugins/private/canvas/canvas_plugin_src/uis/arguments/filter_group.js
index 46afba1643a82..5640760f4b66c 100644
--- a/x-pack/platform/plugins/private/canvas/canvas_plugin_src/uis/arguments/filter_group.js
+++ b/x-pack/platform/plugins/private/canvas/canvas_plugin_src/uis/arguments/filter_group.js
@@ -16,6 +16,7 @@ import {
   EuiFlexGroup,
   EuiFlexItem,
 } from '@elastic/eui';
+import { i18n } from '@kbn/i18n';
 import { templateFromReactComponent } from '../../../public/lib/template_from_react_component';
 import { ArgumentStrings } from '../../../i18n';
 
@@ -81,6 +82,9 @@ const FilterGroupInput = ({ onValueChange, argValue, argId, filterGroups }) => {
         value={argValue || ''}
         options={choices}
         onChange={handleSelectGroup}
+        aria-label={i18n.translate('xpack.canvas.filterGroup.select.ariaLabel', {
+          defaultMessage: 'Filter group',
+        })}
       />
       <EuiSpacer size="s" />
       <EuiButtonEmpty size="xs" onClick={() => setAddMode(!addMode)} flush="left">
diff --git a/x-pack/platform/plugins/private/canvas/canvas_plugin_src/uis/arguments/vis_dimension.tsx b/x-pack/platform/plugins/private/canvas/canvas_plugin_src/uis/arguments/vis_dimension.tsx
index 2a1db1ff4f9af..a61495559f921 100644
--- a/x-pack/platform/plugins/private/canvas/canvas_plugin_src/uis/arguments/vis_dimension.tsx
+++ b/x-pack/platform/plugins/private/canvas/canvas_plugin_src/uis/arguments/vis_dimension.tsx
@@ -8,6 +8,7 @@
 import React, { useState, useEffect, useCallback } from 'react';
 import type { EuiSelectProps } from '@elastic/eui';
 import { EuiButton, EuiFlexGroup, EuiFlexItem, EuiSelect } from '@elastic/eui';
+import { i18n } from '@kbn/i18n';
 import type { DatatableColumn, ExpressionAstExpression } from '@kbn/expressions-plugin/common';
 import { templateFromReactComponent } from '../../../public/lib/template_from_react_component';
 import { ArgumentStrings } from '../../../i18n';
@@ -77,7 +78,18 @@ const VisDimensionArgInput: React.FC<VisDimensionArgInputProps> = ({
   return (
     <EuiFlexGroup gutterSize="s" direction="column">
       <EuiFlexItem>
-        <EuiSelect compressed options={options} value={columnId} onChange={onChange} />
+        <EuiSelect
+          compressed
+          options={options}
+          value={columnId}
+          onChange={onChange}
+          aria-label={i18n.translate(
+            'xpack.canvas.visDimensionArgInput.dimensionSelect.ariaLabel',
+            {
+              defaultMessage: 'Dimension',
+            }
+          )}
+        />
       </EuiFlexItem>
       {confirm && (
         <EuiFlexItem grow={false}>
diff --git a/x-pack/platform/plugins/private/canvas/public/components/datatable/datatable.tsx b/x-pack/platform/plugins/private/canvas/public/components/datatable/datatable.tsx
index 0525f6d6aa23d..391d55590e178 100644
--- a/x-pack/platform/plugins/private/canvas/public/components/datatable/datatable.tsx
+++ b/x-pack/platform/plugins/private/canvas/public/components/datatable/datatable.tsx
@@ -8,6 +8,7 @@
 import type { FC } from 'react';
 import React from 'react';
 import PropTypes from 'prop-types';
+import { i18n } from '@kbn/i18n';
 import { EuiIcon, EuiPagination } from '@elastic/eui';
 import moment from 'moment';
 import { Paginate } from '../paginate';
@@ -102,7 +103,14 @@ export const Datatable: FC<Props> = ({
         </div>
         {paginate && (
           <div className="canvasDataTable__footer">
-            <EuiPagination pageCount={totalPages} activePage={pageNumber} onPageClick={setPage} />
+            <EuiPagination
+              aria-label={i18n.translate('xpack.canvas.canvasDatatable.pagination.ariaLabel', {
+                defaultMessage: 'Data table pages',
+              })}
+              pageCount={totalPages}
+              activePage={pageNumber}
+              onPageClick={setPage}
+            />
           </div>
         )}
       </div>
diff --git a/x-pack/platform/plugins/private/canvas/public/components/es_data_view_select/es_data_view_select.component.tsx b/x-pack/platform/plugins/private/canvas/public/components/es_data_view_select/es_data_view_select.component.tsx
index 9da7092559390..126726da062d8 100644
--- a/x-pack/platform/plugins/private/canvas/public/components/es_data_view_select/es_data_view_select.component.tsx
+++ b/x-pack/platform/plugins/private/canvas/public/components/es_data_view_select/es_data_view_select.component.tsx
@@ -8,6 +8,7 @@
 import type { FocusEventHandler } from 'react';
 import React from 'react';
 import { EuiComboBox } from '@elastic/eui';
+import { i18n } from '@kbn/i18n';
 import type { DataViewListItem } from '@kbn/data-views-plugin/common';
 
 export interface ESDataViewSelectProps {
@@ -62,6 +63,9 @@ export const ESDataViewSelect: React.FunctionComponent<ESDataViewSelectProps> =
       onCreateOption={(input) => onChange(input || defaultOption.value)}
       compressed
       data-test-subj="canvasDataViewSelect"
+      aria-label={i18n.translate('xpack.canvas.esDataViewSelect.comboBoxAriaLabel', {
+        defaultMessage: 'Data view',
+      })}
     />
   );
 };
diff --git a/x-pack/platform/plugins/private/canvas/public/components/es_field_select/es_field_select.tsx b/x-pack/platform/plugins/private/canvas/public/components/es_field_select/es_field_select.tsx
index 50ecce2d564d5..ed0633f2d472c 100644
--- a/x-pack/platform/plugins/private/canvas/public/components/es_field_select/es_field_select.tsx
+++ b/x-pack/platform/plugins/private/canvas/public/components/es_field_select/es_field_select.tsx
@@ -7,6 +7,7 @@
 
 import type { FocusEventHandler } from 'react';
 import React from 'react';
+import { i18n } from '@kbn/i18n';
 import { EuiComboBox } from '@elastic/eui';
 
 export interface ESFieldSelectProps {
@@ -43,6 +44,9 @@ export const ESFieldSelect: React.FunctionComponent<ESFieldSelectProps> = ({
       singleSelection={{ asPlainText: true }}
       isClearable={false}
       compressed
+      aria-label={i18n.translate('xpack.canvas.esFieldSelect.fieldComboBox.ariaLabel', {
+        defaultMessage: 'Field',
+      })}
     />
   );
 };
diff --git a/x-pack/platform/plugins/private/canvas/public/components/es_fields_select/es_fields_select.component.tsx b/x-pack/platform/plugins/private/canvas/public/components/es_fields_select/es_fields_select.component.tsx
index e010afd4c02b7..0868c386875b4 100644
--- a/x-pack/platform/plugins/private/canvas/public/components/es_fields_select/es_fields_select.component.tsx
+++ b/x-pack/platform/plugins/private/canvas/public/components/es_fields_select/es_fields_select.component.tsx
@@ -7,6 +7,7 @@
 
 import type { FocusEventHandler } from 'react';
 import React from 'react';
+import { i18n } from '@kbn/i18n';
 import { EuiComboBox } from '@elastic/eui';
 
 export interface ESFieldsSelectProps {
@@ -37,6 +38,9 @@ export const ESFieldsSelect: React.FunctionComponent<ESFieldsSelectProps> = ({
       onFocus={onFocus}
       onBlur={onBlur}
       compressed
+      aria-label={i18n.translate('xpack.canvas.esFieldsSelect.comboBoxAriaLabel', {
+        defaultMessage: 'Elasticsearch fields',
+      })}
     />
   );
 };
diff --git a/x-pack/platform/plugins/private/canvas/public/components/font_picker/font_picker.tsx b/x-pack/platform/plugins/private/canvas/public/components/font_picker/font_picker.tsx
index 51e40fc626e0c..35ee166f95464 100644
--- a/x-pack/platform/plugins/private/canvas/public/components/font_picker/font_picker.tsx
+++ b/x-pack/platform/plugins/private/canvas/public/components/font_picker/font_picker.tsx
@@ -9,6 +9,7 @@ import type { FC } from 'react';
 import React from 'react';
 import PropTypes from 'prop-types';
 import { EuiSuperSelect } from '@elastic/eui';
+import { i18n } from '@kbn/i18n';
 import type { FontValue } from '../../../common/lib/fonts';
 import { fonts } from '../../../common/lib/fonts';
 
@@ -42,6 +43,9 @@ export const FontPicker: FC<Props> = ({ value, onSelect }) => {
       }))}
       valueOfSelected={value}
       onChange={(newValue: DisplayedFont['value']) => onSelect && onSelect(newValue)}
+      aria-label={i18n.translate('xpack.canvas.fontPicker.fontFamilyAriaLabel', {
+        defaultMessage: 'Font family',
+      })}
     />
   );
 };
diff --git a/x-pack/platform/plugins/private/canvas/public/components/format_select/format_select.tsx b/x-pack/platform/plugins/private/canvas/public/components/format_select/format_select.tsx
index b7bc238d737fc..69936850e5815 100644
--- a/x-pack/platform/plugins/private/canvas/public/components/format_select/format_select.tsx
+++ b/x-pack/platform/plugins/private/canvas/public/components/format_select/format_select.tsx
@@ -9,6 +9,7 @@ import type { ChangeEvent } from 'react';
 import React, { Fragment, PureComponent } from 'react';
 import PropTypes from 'prop-types';
 import { EuiSelect, EuiSpacer, EuiFieldText } from '@elastic/eui';
+import { i18n } from '@kbn/i18n';
 
 interface Props {
   /** The ID of the argument form */
@@ -74,6 +75,9 @@ export class FormatSelect extends PureComponent<Props> {
           id={argId}
           value={isCustomFormat ? 'custom' : argValue}
           options={this._options}
+          aria-label={i18n.translate('xpack.canvas.formatSelect.select.ariaLabel', {
+            defaultMessage: 'Format options',
+          })}
           onChange={this._handleSelectChange}
         />
         {isCustomFormat && (
diff --git a/x-pack/platform/plugins/private/canvas/public/components/text_style_picker/text_style_picker.tsx b/x-pack/platform/plugins/private/canvas/public/components/text_style_picker/text_style_picker.tsx
index 9fe6d49faf3da..977490567c563 100644
--- a/x-pack/platform/plugins/private/canvas/public/components/text_style_picker/text_style_picker.tsx
+++ b/x-pack/platform/plugins/private/canvas/public/components/text_style_picker/text_style_picker.tsx
@@ -37,6 +37,10 @@ const strings = {
     i18n.translate('xpack.canvas.textStylePicker.fontColorLabel', {
       defaultMessage: 'Font Color',
     }),
+  getFontSizeLabel: () =>
+    i18n.translate('xpack.canvas.textStylePicker.fontSizeLabel', {
+      defaultMessage: 'Size',
+    }),
   getStyleBoldOption: () =>
     i18n.translate('xpack.canvas.textStylePicker.styleBoldOption', {
       defaultMessage: 'Bold',
@@ -177,7 +181,8 @@ export const TextStylePicker: FC<Props> = ({
             value={size}
             onChange={(e) => doChange('size', Number(e.target.value))}
             options={fontSizes.map((fontSize) => ({ text: String(fontSize), value: fontSize }))}
-            prepend="Size"
+            prepend={strings.getFontSizeLabel()}
+            aria-label={strings.getFontSizeLabel()}
           />
         </EuiFlexItem>
       </EuiFlexGroup>
diff --git a/x-pack/platform/plugins/private/graph/public/components/control_panel/drill_down_icon_links.tsx b/x-pack/platform/plugins/private/graph/public/components/control_panel/drill_down_icon_links.tsx
index 26d469297eec7..4371c57eac90d 100644
--- a/x-pack/platform/plugins/private/graph/public/components/control_panel/drill_down_icon_links.tsx
+++ b/x-pack/platform/plugins/private/graph/public/components/control_panel/drill_down_icon_links.tsx
@@ -41,12 +41,13 @@ export const DrillDownIconLinks = ({
 
     return (
       <EuiFlexItem grow={false}>
-        <EuiToolTip content={cur.description}>
+        <EuiToolTip content={cur.description} disableScreenReaderOutput>
           <EuiButtonIcon
             iconType={cur.icon ? () => <IconRenderer icon={cur.icon} /> : ''}
             size="xs"
             isDisabled={hasNodes}
             onClick={onUrlTemplateClick}
+            aria-label={cur.description}
           />
         </EuiToolTip>
       </EuiFlexItem>
diff --git a/x-pack/platform/plugins/private/logstash/public/application/components/pipeline_editor/__snapshots__/pipeline_editor.test.js.snap b/x-pack/platform/plugins/private/logstash/public/application/components/pipeline_editor/__snapshots__/pipeline_editor.test.js.snap
index 0ef4d2608fbef..560673c018f87 100644
--- a/x-pack/platform/plugins/private/logstash/public/application/components/pipeline_editor/__snapshots__/pipeline_editor.test.js.snap
+++ b/x-pack/platform/plugins/private/logstash/public/application/components/pipeline_editor/__snapshots__/pipeline_editor.test.js.snap
@@ -173,6 +173,7 @@ Default value: 1024mb (1g)"
       </FlexItemSetting>
       <FlexItemSetting>
         <EuiSelect
+          aria-label="Queue max bytes units"
           data-test-subj="selectQueueMaxBytesUnits"
           onChange={[Function]}
           options={
@@ -435,6 +436,7 @@ Default value: 1024mb (1g)"
       </FlexItemSetting>
       <FlexItemSetting>
         <EuiSelect
+          aria-label="Queue max bytes units"
           data-test-subj="selectQueueMaxBytesUnits"
           onChange={[Function]}
           options={
@@ -697,6 +699,7 @@ Default value: 1024mb (1g)"
       </FlexItemSetting>
       <FlexItemSetting>
         <EuiSelect
+          aria-label="Queue max bytes units"
           data-test-subj="selectQueueMaxBytesUnits"
           onChange={[Function]}
           options={
@@ -936,6 +939,7 @@ Default value: 1024mb (1g)"
       </FlexItemSetting>
       <FlexItemSetting>
         <EuiSelect
+          aria-label="Queue max bytes units"
           data-test-subj="selectQueueMaxBytesUnits"
           onChange={[Function]}
           options={
@@ -1208,6 +1212,7 @@ Default value: 1024mb (1g)"
       </FlexItemSetting>
       <FlexItemSetting>
         <EuiSelect
+          aria-label="Queue max bytes units"
           data-test-subj="selectQueueMaxBytesUnits"
           onChange={[Function]}
           options={
@@ -1447,6 +1452,7 @@ Default value: 1024mb (1g)"
       </FlexItemSetting>
       <FlexItemSetting>
         <EuiSelect
+          aria-label="Queue max bytes units"
           data-test-subj="selectQueueMaxBytesUnits"
           onChange={[Function]}
           options={
diff --git a/x-pack/platform/plugins/private/logstash/public/application/components/pipeline_editor/pipeline_editor.js b/x-pack/platform/plugins/private/logstash/public/application/components/pipeline_editor/pipeline_editor.js
index 54c34ab988100..4800cde906185 100644
--- a/x-pack/platform/plugins/private/logstash/public/application/components/pipeline_editor/pipeline_editor.js
+++ b/x-pack/platform/plugins/private/logstash/public/application/components/pipeline_editor/pipeline_editor.js
@@ -418,6 +418,12 @@ class PipelineEditorUi extends React.Component {
                 onChange={(e) => this.handleMaxByteUnitChange(e.target.value)}
                 options={PIPELINE_EDITOR.UNITS}
                 value={this.state.maxBytesUnit}
+                aria-label={i18n.translate(
+                  'xpack.logstash.pipelineEditor.queueMaxBytesUnitsAriaLabel',
+                  {
+                    defaultMessage: 'Queue max bytes units',
+                  }
+                )}
               />
             </FlexItemSetting>
             <FlexItemSetting
diff --git a/x-pack/platform/plugins/private/monitoring/public/application/pages/logstash/pipeline_versions_dropdown.tsx b/x-pack/platform/plugins/private/monitoring/public/application/pages/logstash/pipeline_versions_dropdown.tsx
index cfe5c6f2b7099..1edb043f6adfa 100644
--- a/x-pack/platform/plugins/private/monitoring/public/application/pages/logstash/pipeline_versions_dropdown.tsx
+++ b/x-pack/platform/plugins/private/monitoring/public/application/pages/logstash/pipeline_versions_dropdown.tsx
@@ -42,6 +42,12 @@ export const PipelineVersions = (props: Props) => {
             }
           )}
           onChange={({ target }) => onChangePipelineHash(target.value)}
+          aria-label={i18n.translate(
+            'xpack.monitoring.logstashNavigation.pipelineVersionSelectLabel',
+            {
+              defaultMessage: 'Pipeline version',
+            }
+          )}
         />
       </EuiFlexItem>
     </EuiFlexGroup>
diff --git a/x-pack/platform/plugins/private/translations/translations/de-DE.json b/x-pack/platform/plugins/private/translations/translations/de-DE.json
index fbfdec3d70b5f..d6d2d2cab4353 100644
--- a/x-pack/platform/plugins/private/translations/translations/de-DE.json
+++ b/x-pack/platform/plugins/private/translations/translations/de-DE.json
@@ -40341,7 +40341,6 @@
     "xpack.slo.sloGroupConfiguration.statusLabel": "Status",
     "xpack.slo.sloGroupConfiguration.tagsLabel": "Tags",
     "xpack.slo.sLOGroupingValueSelector.copyButton.label": "Wert in die Zwischenablage kopieren",
-    "xpack.slo.sLOGroupingValueSelector.copyButton.noValueLabel": "Wählen Sie einen Wert aus, bevor",
     "xpack.slo.sLOGroupingValueSelector.placeholder": "Wählen Sie einen Gruppenwert aus",
     "xpack.slo.sloIndicatorTypeBadge.clickToFilter": "Klicken Sie, um nach {indicatorType} SLOs zu filtern",
     "xpack.slo.sloIndicatorTypeBadge.exploreInApm": "{service}-Details anzeigen",
diff --git a/x-pack/platform/plugins/private/translations/translations/fr-FR.json b/x-pack/platform/plugins/private/translations/translations/fr-FR.json
index e948b28b9510e..508fe7d93ab28 100644
--- a/x-pack/platform/plugins/private/translations/translations/fr-FR.json
+++ b/x-pack/platform/plugins/private/translations/translations/fr-FR.json
@@ -40614,7 +40614,6 @@
     "xpack.slo.sloGroupConfiguration.statusLabel": "Statut",
     "xpack.slo.sloGroupConfiguration.tagsLabel": "Balises",
     "xpack.slo.sLOGroupingValueSelector.copyButton.label": "Copier la valeur sur le presse-papiers",
-    "xpack.slo.sLOGroupingValueSelector.copyButton.noValueLabel": "Sélectionner une valeur avant",
     "xpack.slo.sLOGroupingValueSelector.placeholder": "Sélectionner une valeur de groupe",
     "xpack.slo.sloIndicatorTypeBadge.clickToFilter": "Cliquer pour filtrer par SLO {indicatorType}",
     "xpack.slo.sloIndicatorTypeBadge.exploreInApm": "Voir les détails de {service}",
diff --git a/x-pack/platform/plugins/private/translations/translations/ja-JP.json b/x-pack/platform/plugins/private/translations/translations/ja-JP.json
index e05354920ca86..9c69bb947a53e 100644
--- a/x-pack/platform/plugins/private/translations/translations/ja-JP.json
+++ b/x-pack/platform/plugins/private/translations/translations/ja-JP.json
@@ -40660,7 +40660,6 @@
     "xpack.slo.sloGroupConfiguration.statusLabel": "ステータス",
     "xpack.slo.sloGroupConfiguration.tagsLabel": "タグ",
     "xpack.slo.sLOGroupingValueSelector.copyButton.label": "値をクリップボードにコピー",
-    "xpack.slo.sLOGroupingValueSelector.copyButton.noValueLabel": "前の値を選択",
     "xpack.slo.sLOGroupingValueSelector.placeholder": "グループ値を選択",
     "xpack.slo.sloIndicatorTypeBadge.clickToFilter": "クリックすると、{indicatorType} SLOでフィルタリングします",
     "xpack.slo.sloIndicatorTypeBadge.exploreInApm": "{service}詳細を表示",
diff --git a/x-pack/platform/plugins/private/translations/translations/zh-CN.json b/x-pack/platform/plugins/private/translations/translations/zh-CN.json
index 296278f4df3aa..bd6cdc7d1cb89 100644
--- a/x-pack/platform/plugins/private/translations/translations/zh-CN.json
+++ b/x-pack/platform/plugins/private/translations/translations/zh-CN.json
@@ -40647,7 +40647,6 @@
     "xpack.slo.sloGroupConfiguration.statusLabel": "状态",
     "xpack.slo.sloGroupConfiguration.tagsLabel": "标签",
     "xpack.slo.sLOGroupingValueSelector.copyButton.label": "将值复制到剪贴板",
-    "xpack.slo.sLOGroupingValueSelector.copyButton.noValueLabel": "选择之前的值",
     "xpack.slo.sLOGroupingValueSelector.placeholder": "选择分组值",
     "xpack.slo.sloIndicatorTypeBadge.clickToFilter": "单击以按 {indicatorType} SLO 筛选",
     "xpack.slo.sloIndicatorTypeBadge.exploreInApm": "查看 {service} 详情",
diff --git a/x-pack/platform/plugins/private/watcher/public/application/sections/watch_edit_page/components/threshold_watch_edit/action_fields/email_action_fields.tsx b/x-pack/platform/plugins/private/watcher/public/application/sections/watch_edit_page/components/threshold_watch_edit/action_fields/email_action_fields.tsx
index 3aa8f92283986..69b215f7ddbdd 100644
--- a/x-pack/platform/plugins/private/watcher/public/application/sections/watch_edit_page/components/threshold_watch_edit/action_fields/email_action_fields.tsx
+++ b/x-pack/platform/plugins/private/watcher/public/application/sections/watch_edit_page/components/threshold_watch_edit/action_fields/email_action_fields.tsx
@@ -27,6 +27,12 @@ export const EmailActionFields: React.FunctionComponent<Props> = ({
 }) => {
   const { to, subject, body } = action;
   const toOptions = to ? to.map((label) => ({ label })) : [];
+  const toEmailAddressLabel = i18n.translate(
+    'xpack.watcher.sections.watchEdit.threshold.emailAction.recipientTextFieldLabel',
+    {
+      defaultMessage: 'To email address',
+    }
+  );
 
   return (
     <Fragment>
@@ -36,16 +42,12 @@ export const EmailActionFields: React.FunctionComponent<Props> = ({
         fullWidth
         errors={errors}
         isShowingErrors={hasErrors && to !== undefined}
-        label={i18n.translate(
-          'xpack.watcher.sections.watchEdit.threshold.emailAction.recipientTextFieldLabel',
-          {
-            defaultMessage: 'To email address',
-          }
-        )}
+        label={toEmailAddressLabel}
       >
         <EuiComboBox
           noSuggestions
           fullWidth
+          aria-label={toEmailAddressLabel}
           data-test-subj="toEmailAddressInput"
           selectedOptions={toOptions}
           onCreateOption={(searchValue: string) => {
diff --git a/x-pack/platform/plugins/private/watcher/public/application/sections/watch_edit_page/components/threshold_watch_edit/threshold_watch_edit.tsx b/x-pack/platform/plugins/private/watcher/public/application/sections/watch_edit_page/components/threshold_watch_edit/threshold_watch_edit.tsx
index bf1db047a86dd..9d37eef59802e 100644
--- a/x-pack/platform/plugins/private/watcher/public/application/sections/watch_edit_page/components/threshold_watch_edit/threshold_watch_edit.tsx
+++ b/x-pack/platform/plugins/private/watcher/public/application/sections/watch_edit_page/components/threshold_watch_edit/threshold_watch_edit.tsx
@@ -502,6 +502,12 @@ export const ThresholdWatchEdit = ({ pageTitle }: { pageTitle: string }) => {
                     </EuiPopoverTitle>
                     <EuiSelect
                       value={watch.aggType}
+                      aria-label={i18n.translate(
+                        'xpack.watcher.sections.watchEdit.threshold.aggTypeSelectAriaLabel',
+                        {
+                          defaultMessage: 'Aggregation type',
+                        }
+                      )}
                       onChange={(e) => {
                         setWatchProperty('aggType', e.target.value);
                         setAggTypePopoverOpen(false);
@@ -652,6 +658,12 @@ export const ThresholdWatchEdit = ({ pageTitle }: { pageTitle: string }) => {
                       <EuiFlexItem grow={false}>
                         <EuiSelect
                           value={watch.groupBy}
+                          aria-label={i18n.translate(
+                            'xpack.watcher.sections.watchEdit.threshold.groupBySelectAriaLabel',
+                            {
+                              defaultMessage: 'Group by',
+                            }
+                          )}
                           onChange={(e) => {
                             setWatchProperty('termSize', null);
                             setWatchProperty('termField', null);
@@ -757,6 +769,12 @@ export const ThresholdWatchEdit = ({ pageTitle }: { pageTitle: string }) => {
                       <EuiFlexItem grow={false}>
                         <EuiSelect
                           value={watch.thresholdComparator}
+                          aria-label={i18n.translate(
+                            'xpack.watcher.sections.watchEdit.threshold.comparatorSelectAriaLabel',
+                            {
+                              defaultMessage: 'Comparator',
+                            }
+                          )}
                           onChange={(e) => {
                             setWatchProperty('thresholdComparator', e.target.value);
                           }}
@@ -864,6 +882,12 @@ export const ThresholdWatchEdit = ({ pageTitle }: { pageTitle: string }) => {
                       <EuiFlexItem grow={false}>
                         <EuiSelect
                           value={watch.timeWindowUnit}
+                          aria-label={i18n.translate(
+                            'xpack.watcher.sections.watchEdit.threshold.timeWindowUnitSelectAriaLabel',
+                            {
+                              defaultMessage: 'Time window unit',
+                            }
+                          )}
                           onChange={(e) => {
                             setWatchProperty('timeWindowUnit', e.target.value);
                           }}
diff --git a/x-pack/platform/plugins/shared/aiops/public/components/change_point_detection/charts_grid.tsx b/x-pack/platform/plugins/shared/aiops/public/components/change_point_detection/charts_grid.tsx
index 1396feabdca5b..3409ad978daec 100644
--- a/x-pack/platform/plugins/shared/aiops/public/components/change_point_detection/charts_grid.tsx
+++ b/x-pack/platform/plugins/shared/aiops/public/components/change_point_detection/charts_grid.tsx
@@ -6,6 +6,7 @@
  */
 
 import React, { type FC, useMemo, useState, useEffect, useRef, useCallback } from 'react';
+import { i18n } from '@kbn/i18n';
 import {
   EuiBadge,
   EuiDescriptionList,
@@ -204,6 +205,9 @@ export const ChartsGridContainer: FC<ChartsGridProps> = ({ changePoints: changeP
               pageCount={pagination.pageCount}
               activePage={pagination.activePage}
               onPageClick={pagination.updatePagination}
+              aria-label={i18n.translate('xpack.aiops.changePointDetection.paginationAriaLabel', {
+                defaultMessage: 'Change point detection charts pagination',
+              })}
             />
           </EuiFlexItem>
         </EuiFlexGroup>
diff --git a/x-pack/platform/plugins/shared/content_connectors/public/components/search_index/access_control_index_selector/access_control_index_selector.tsx b/x-pack/platform/plugins/shared/content_connectors/public/components/search_index/access_control_index_selector/access_control_index_selector.tsx
index a859c56ed3ce1..b62f0e142930f 100644
--- a/x-pack/platform/plugins/shared/content_connectors/public/components/search_index/access_control_index_selector/access_control_index_selector.tsx
+++ b/x-pack/platform/plugins/shared/content_connectors/public/components/search_index/access_control_index_selector/access_control_index_selector.tsx
@@ -75,6 +75,12 @@ export const AccessControlIndexSelector: React.FC<IndexSelectorProps> = ({
       fullWidth={fullWidth}
       valueOfSelected={valueOfSelected}
       onChange={onChange}
+      aria-label={i18n.translate(
+        'xpack.contentConnectors.content.searchIndex.documents.selector.indexType.ariaLabel',
+        {
+          defaultMessage: 'Index type',
+        }
+      )}
       prepend={
         indexSelectorOptions.some((option) => option.error) ? (
           <EuiIcon type={'warning'} />
diff --git a/x-pack/platform/plugins/shared/dataset_quality/public/components/dataset_quality_details/quality_issue_flyout/degraded_field/possible_mitigations/manual/pipeline_link.tsx b/x-pack/platform/plugins/shared/dataset_quality/public/components/dataset_quality_details/quality_issue_flyout/degraded_field/possible_mitigations/manual/pipeline_link.tsx
index 1e1f721e13839..418e9f5d9e865 100644
--- a/x-pack/platform/plugins/shared/dataset_quality/public/components/dataset_quality_details/quality_issue_flyout/degraded_field/possible_mitigations/manual/pipeline_link.tsx
+++ b/x-pack/platform/plugins/shared/dataset_quality/public/components/dataset_quality_details/quality_issue_flyout/degraded_field/possible_mitigations/manual/pipeline_link.tsx
@@ -92,6 +92,7 @@ export function CreateEditPipelineLink({
               iconType="copy"
               data-test-subj="datasetQualityManualMitigationsPipelineNameCopyButton"
               onClick={onClickHandler}
+              aria-label={manualMitigationCustomPipelineCopyPipelineNameAriaText}
             />
           }
           readOnly={true}
diff --git a/x-pack/platform/plugins/shared/fleet/public/applications/fleet/components/fleet_server_instructions/components/fleet_server_hosts_form.tsx b/x-pack/platform/plugins/shared/fleet/public/applications/fleet/components/fleet_server_instructions/components/fleet_server_hosts_form.tsx
index 1920e42551bcc..975c7d9d08508 100644
--- a/x-pack/platform/plugins/shared/fleet/public/applications/fleet/components/fleet_server_instructions/components/fleet_server_hosts_form.tsx
+++ b/x-pack/platform/plugins/shared/fleet/public/applications/fleet/components/fleet_server_instructions/components/fleet_server_hosts_form.tsx
@@ -10,6 +10,7 @@ import { EuiIcon, EuiSpacer, EuiSuperSelect } from '@elastic/eui';
 import { EuiText } from '@elastic/eui';
 import type { EuiTheme } from '@kbn/kibana-react-plugin/common';
 import { FormattedMessage } from '@kbn/i18n-react';
+import { i18n } from '@kbn/i18n';
 import { useTheme } from 'styled-components';
 
 import type { FleetServerHost } from '../../../types';
@@ -62,6 +63,9 @@ export const FleetServerHostSelect: React.FunctionComponent<FleetServerHostSelec
     <>
       <EuiSuperSelect
         fullWidth
+        aria-label={i18n.translate('xpack.fleet.fleetServerSetup.fleetServerHostsLabel', {
+          defaultMessage: 'Fleet Server Hosts',
+        })}
         data-test-subj="fleetServerSetup.fleetServerHostsSelect"
         prepend={
           <EuiText size="relative" color={''}>
diff --git a/x-pack/platform/plugins/shared/fleet/public/applications/fleet/components/form_settings/index.tsx b/x-pack/platform/plugins/shared/fleet/public/applications/fleet/components/form_settings/index.tsx
index 54e77fa70a2dd..74836644ddce3 100644
--- a/x-pack/platform/plugins/shared/fleet/public/applications/fleet/components/form_settings/index.tsx
+++ b/x-pack/platform/plugins/shared/fleet/public/applications/fleet/components/form_settings/index.tsx
@@ -78,6 +78,12 @@ settingComponentRegistry.set(ZodFirstPartyTypeKind.ZodEnum, ({ disabled, ...sett
           fullWidth
           disabled={disabled}
           onChange={handleChange}
+          aria-label={
+            settingsConfig.title ??
+            i18n.translate('xpack.fleet.configuredSettings.selectOptionsAriaLabel', {
+              defaultMessage: 'Settings options',
+            })
+          }
           options={
             settingsConfig.options
               ? settingsConfig.options
diff --git a/x-pack/platform/plugins/shared/fleet/public/applications/fleet/sections/debug/components/health_check_panel.tsx b/x-pack/platform/plugins/shared/fleet/public/applications/fleet/sections/debug/components/health_check_panel.tsx
index b60734769542a..6aa8e7de53a49 100644
--- a/x-pack/platform/plugins/shared/fleet/public/applications/fleet/sections/debug/components/health_check_panel.tsx
+++ b/x-pack/platform/plugins/shared/fleet/public/applications/fleet/sections/debug/components/health_check_panel.tsx
@@ -16,6 +16,7 @@ import {
   EuiHealth,
 } from '@elastic/eui';
 
+import { i18n } from '@kbn/i18n';
 import { FormattedMessage } from '@kbn/i18n-react';
 import { useQuery } from '@tanstack/react-query';
 
@@ -115,6 +116,12 @@ export const HealthCheckPanel: React.FunctionComponent = () => {
           <EuiSuperSelect
             fullWidth
             data-test-subj="fleetDebug.fleetServerHostsSelect"
+            aria-label={i18n.translate(
+              'xpack.fleet.debug.healthCheckPanel.fleetServerHostsSelectAriaLabel',
+              {
+                defaultMessage: 'Fleet Server hosts',
+              }
+            )}
             prepend={
               <EuiText size="relative" color={''}>
                 <FormattedMessage
diff --git a/x-pack/platform/plugins/shared/fleet/public/applications/fleet/sections/settings/components/download_source_table/index.tsx b/x-pack/platform/plugins/shared/fleet/public/applications/fleet/sections/settings/components/download_source_table/index.tsx
index 5a06c91f47705..560cf1f149af5 100644
--- a/x-pack/platform/plugins/shared/fleet/public/applications/fleet/sections/settings/components/download_source_table/index.tsx
+++ b/x-pack/platform/plugins/shared/fleet/public/applications/fleet/sections/settings/components/download_source_table/index.tsx
@@ -90,38 +90,42 @@ export const DownloadSourceTable: React.FunctionComponent<DownloadSourceTablePro
         width: '68px',
         render: (downloadSource: DownloadSource) => {
           const isDeleteVisible = !downloadSource.is_default && hasAllSettingsPrivileges;
+          const deleteDownloadSourceLabel = i18n.translate(
+            'xpack.fleet.settings.downloadSourceSection.deleteButtonTitle',
+            {
+              defaultMessage: 'Delete',
+            }
+          );
+          const editDownloadSourceLabel = i18n.translate(
+            'xpack.fleet.settings.downloadSourceSection.editButtonTitle',
+            {
+              defaultMessage: 'Edit',
+            }
+          );
 
           return (
             <EuiFlexGroup gutterSize="s" justifyContent="flexEnd">
               <EuiFlexItem grow={false}>
                 {isDeleteVisible && (
                   <EuiButtonIcon
+                    aria-label={deleteDownloadSourceLabel}
                     color="text"
                     iconType="trash"
                     onClick={() => deleteDownloadSource(downloadSource)}
-                    title={i18n.translate(
-                      'xpack.fleet.settings.downloadSourceSection.deleteButtonTitle',
-                      {
-                        defaultMessage: 'Delete',
-                      }
-                    )}
+                    title={deleteDownloadSourceLabel}
                     data-test-subj="editDownloadSourceTable.delete.btn"
                   />
                 )}
               </EuiFlexItem>
               <EuiFlexItem grow={false}>
                 <EuiButtonIcon
+                  aria-label={editDownloadSourceLabel}
                   color="text"
                   iconType="pencil"
                   href={getHref('settings_edit_download_sources', {
                     downloadSourceId: downloadSource.id,
                   })}
-                  title={i18n.translate(
-                    'xpack.fleet.settings.downloadSourceSection.editButtonTitle',
-                    {
-                      defaultMessage: 'Edit',
-                    }
-                  )}
+                  title={editDownloadSourceLabel}
                   data-test-subj="editDownloadSourceTable.edit.btn"
                 />
               </EuiFlexItem>
diff --git a/x-pack/platform/plugins/shared/fleet/public/applications/fleet/sections/settings/components/fleet_proxies_table/index.tsx b/x-pack/platform/plugins/shared/fleet/public/applications/fleet/sections/settings/components/fleet_proxies_table/index.tsx
index ecf0092fc8b84..9bb7d37a851a6 100644
--- a/x-pack/platform/plugins/shared/fleet/public/applications/fleet/sections/settings/components/fleet_proxies_table/index.tsx
+++ b/x-pack/platform/plugins/shared/fleet/public/applications/fleet/sections/settings/components/fleet_proxies_table/index.tsx
@@ -75,35 +75,42 @@ export const FleetProxiesTable: React.FunctionComponent<FleetProxiesTableProps>
         width: '68px',
         render: (fleetProxy: FleetProxy) => {
           const isDeleteVisible = authz.fleet.allSettings && !fleetProxy.is_preconfigured;
+          const deleteButtonLabel = i18n.translate(
+            'xpack.fleet.settings.fleetProxiesTable.deleteButtonTitle',
+            {
+              defaultMessage: 'Delete',
+            }
+          );
+          const editButtonLabel = i18n.translate(
+            'xpack.fleet.settings.fleetProxiesTable.editButtonTitle',
+            {
+              defaultMessage: 'Edit',
+            }
+          );
 
           return (
             <EuiFlexGroup gutterSize="s" justifyContent="flexEnd">
               <EuiFlexItem grow={false}>
                 {isDeleteVisible && (
                   <EuiButtonIcon
+                    aria-label={deleteButtonLabel}
                     color="text"
                     iconType="trash"
                     onClick={() => deleteFleetProxy(fleetProxy)}
-                    title={i18n.translate(
-                      'xpack.fleet.settings.fleetProxiesTable.deleteButtonTitle',
-                      {
-                        defaultMessage: 'Delete',
-                      }
-                    )}
+                    title={deleteButtonLabel}
                     data-test-subj="fleetProxiesTable.delete.btn"
                   />
                 )}
               </EuiFlexItem>
               <EuiFlexItem grow={false}>
                 <EuiButtonIcon
+                  aria-label={editButtonLabel}
                   color="text"
                   iconType="pencil"
                   href={getHref('settings_edit_fleet_proxy', {
                     itemId: fleetProxy.id,
                   })}
-                  title={i18n.translate('xpack.fleet.settings.fleetProxiesTable.editButtonTitle', {
-                    defaultMessage: 'Edit',
-                  })}
+                  title={editButtonLabel}
                   data-test-subj="fleetProxiesTable.edit.btn"
                 />
               </EuiFlexItem>
diff --git a/x-pack/platform/plugins/shared/fleet/public/applications/fleet/sections/settings/components/fleet_server_hosts_table/index.tsx b/x-pack/platform/plugins/shared/fleet/public/applications/fleet/sections/settings/components/fleet_server_hosts_table/index.tsx
index c17bab5ade57f..66be604203cf4 100644
--- a/x-pack/platform/plugins/shared/fleet/public/applications/fleet/sections/settings/components/fleet_server_hosts_table/index.tsx
+++ b/x-pack/platform/plugins/shared/fleet/public/applications/fleet/sections/settings/components/fleet_server_hosts_table/index.tsx
@@ -126,6 +126,12 @@ export const FleetServerHostsTable: React.FunctionComponent<FleetServerHostsTabl
                         defaultMessage: 'Delete',
                       }
                     )}
+                    aria-label={i18n.translate(
+                      'xpack.fleet.settings.fleetServerHostsTable.deleteButtonAriaLabel',
+                      {
+                        defaultMessage: 'Delete host',
+                      }
+                    )}
                     data-test-subj="fleetServerHostsTable.delete.btn"
                   />
                 )}
@@ -143,6 +149,12 @@ export const FleetServerHostsTable: React.FunctionComponent<FleetServerHostsTabl
                       defaultMessage: 'Edit',
                     }
                   )}
+                  aria-label={i18n.translate(
+                    'xpack.fleet.settings.fleetServerHostsTable.editButtonAriaLabel',
+                    {
+                      defaultMessage: 'Edit host',
+                    }
+                  )}
                   data-test-subj="fleetServerHostsTable.edit.btn"
                 />
               </EuiFlexItem>
diff --git a/x-pack/platform/plugins/shared/fleet/public/applications/fleet/sections/settings/components/outputs_table/index.tsx b/x-pack/platform/plugins/shared/fleet/public/applications/fleet/sections/settings/components/outputs_table/index.tsx
index f039dc6354181..40757e165be9c 100644
--- a/x-pack/platform/plugins/shared/fleet/public/applications/fleet/sections/settings/components/outputs_table/index.tsx
+++ b/x-pack/platform/plugins/shared/fleet/public/applications/fleet/sections/settings/components/outputs_table/index.tsx
@@ -161,6 +161,12 @@ export const OutputsTable: React.FunctionComponent<OutputsTableProps> = ({
                     title={i18n.translate('xpack.fleet.settings.outputSection.deleteButtonTitle', {
                       defaultMessage: 'Delete',
                     })}
+                    aria-label={i18n.translate(
+                      'xpack.fleet.settings.outputSection.deleteButtonTitle',
+                      {
+                        defaultMessage: 'Delete',
+                      }
+                    )}
                   />
                 )}
               </EuiFlexItem>
@@ -172,6 +178,9 @@ export const OutputsTable: React.FunctionComponent<OutputsTableProps> = ({
                   title={i18n.translate('xpack.fleet.settings.outputSection.editButtonTitle', {
                     defaultMessage: 'Edit',
                   })}
+                  aria-label={i18n.translate('xpack.fleet.settings.outputSection.editButtonTitle', {
+                    defaultMessage: 'Edit',
+                  })}
                   data-test-subj="editOutputBtn"
                 />
               </EuiFlexItem>
diff --git a/x-pack/platform/plugins/shared/fleet/public/applications/integrations/sections/epm/screens/detail/index.tsx b/x-pack/platform/plugins/shared/fleet/public/applications/integrations/sections/epm/screens/detail/index.tsx
index a631252438a6c..c5e3f54b00f1f 100644
--- a/x-pack/platform/plugins/shared/fleet/public/applications/integrations/sections/epm/screens/detail/index.tsx
+++ b/x-pack/platform/plugins/shared/fleet/public/applications/integrations/sections/epm/screens/detail/index.tsx
@@ -530,6 +530,7 @@ export function Detail() {
                           prepend={versionLabel}
                           options={versionOptions}
                           value={packageInfo.version}
+                          aria-label={versionLabel}
                           onChange={(event) =>
                             onVersionChange(event.target.value, packageInfo.name)
                           }
diff --git a/x-pack/platform/plugins/shared/fleet/public/components/agent_enrollment_flyout/advanced_agent_authentication_settings.tsx b/x-pack/platform/plugins/shared/fleet/public/components/agent_enrollment_flyout/advanced_agent_authentication_settings.tsx
index 3c3cb66b04ffa..e4dc27f3f9b3b 100644
--- a/x-pack/platform/plugins/shared/fleet/public/components/agent_enrollment_flyout/advanced_agent_authentication_settings.tsx
+++ b/x-pack/platform/plugins/shared/fleet/public/components/agent_enrollment_flyout/advanced_agent_authentication_settings.tsx
@@ -212,6 +212,12 @@ export const AdvancedAgentAuthenticationSettings: FunctionComponent<Props> = ({
                   />
                 </EuiText>
               }
+              aria-label={i18n.translate(
+                'xpack.fleet.enrollmentStepAgentPolicy.enrollmentTokenSelectLabel',
+                {
+                  defaultMessage: 'Enrollment token',
+                }
+              )}
               onChange={(e) => {
                 onKeyChange(e.target.value);
               }}
diff --git a/x-pack/platform/plugins/shared/lens/public/datasources/form_based/dimension_panel/formatting/duration_input.tsx b/x-pack/platform/plugins/shared/lens/public/datasources/form_based/dimension_panel/formatting/duration_input.tsx
index adeb49e3091ae..aeadf78b85c0a 100644
--- a/x-pack/platform/plugins/shared/lens/public/datasources/form_based/dimension_panel/formatting/duration_input.tsx
+++ b/x-pack/platform/plugins/shared/lens/public/datasources/form_based/dimension_panel/formatting/duration_input.tsx
@@ -84,6 +84,9 @@ export const DurationRowInputs = ({
         singleSelection={{ asPlainText: true }}
         data-test-subj={testSubjStart}
         compressed
+        aria-label={i18n.translate('xpack.lens.indexPattern.duration.convertFromAriaLabel', {
+          defaultMessage: 'Convert from unit',
+        })}
       />
       <EuiSpacer size="s" />
       <EuiComboBox
@@ -101,6 +104,9 @@ export const DurationRowInputs = ({
         singleSelection={{ asPlainText: true }}
         data-test-subj={testSubjEnd}
         compressed
+        aria-label={i18n.translate('xpack.lens.indexPattern.duration.convertToAriaLabel', {
+          defaultMessage: 'Convert to unit',
+        })}
       />
     </>
   );
diff --git a/x-pack/platform/plugins/shared/lens/public/datasources/form_based/dimension_panel/reference_editor.tsx b/x-pack/platform/plugins/shared/lens/public/datasources/form_based/dimension_panel/reference_editor.tsx
index 1d14db5a6ad89..479005b6c5b15 100644
--- a/x-pack/platform/plugins/shared/lens/public/datasources/form_based/dimension_panel/reference_editor.tsx
+++ b/x-pack/platform/plugins/shared/lens/public/datasources/form_based/dimension_panel/reference_editor.tsx
@@ -224,6 +224,11 @@ export const ReferenceEditor = (props: ReferenceEditorProps) => {
   );
 
   const ParamEditor = selectedOperationDefinition?.paramEditor;
+  const functionPlaceholder =
+    functionLabel ||
+    i18n.translate('xpack.lens.indexPattern.referenceFunctionPlaceholder', {
+      defaultMessage: 'Sub-function',
+    });
 
   return (
     <div>
@@ -246,16 +251,12 @@ export const ReferenceEditor = (props: ReferenceEditorProps) => {
               compressed
               isClearable={false}
               data-test-subj="indexPattern-reference-function"
-              placeholder={
-                functionLabel ||
-                i18n.translate('xpack.lens.indexPattern.referenceFunctionPlaceholder', {
-                  defaultMessage: 'Sub-function',
-                })
-              }
+              placeholder={functionPlaceholder}
               options={functionOptions}
               isInvalid={showOperationInvalid || showSelectionFunctionInvalid}
               selectedOptions={selectedOption}
               singleSelection={{ asPlainText: true }}
+              aria-label={functionPlaceholder}
               onChange={(choices: Array<EuiComboBoxOptionOption<string>>) => {
                 if (choices.length === 0) {
                   return onDeleteColumn();
diff --git a/x-pack/platform/plugins/shared/lens/public/editor_frame_service/editor_frame/workspace_panel/workspace_errors.tsx b/x-pack/platform/plugins/shared/lens/public/editor_frame_service/editor_frame/workspace_panel/workspace_errors.tsx
index 253cbe51cfbd4..30431d185797b 100644
--- a/x-pack/platform/plugins/shared/lens/public/editor_frame_service/editor_frame/workspace_panel/workspace_errors.tsx
+++ b/x-pack/platform/plugins/shared/lens/public/editor_frame_service/editor_frame/workspace_panel/workspace_errors.tsx
@@ -14,6 +14,7 @@ import {
   EuiSpacer,
   EuiText,
 } from '@elastic/eui';
+import { i18n } from '@kbn/i18n';
 import type { UserMessage } from '../../../types';
 import { getLongMessage } from '../../../user_messages_utils';
 
@@ -43,6 +44,9 @@ export function WorkspaceErrors({ errors, title, onRender }: Props) {
                 pageCount={errors.length}
                 activePage={activePage}
                 onPageClick={setActivePage}
+                aria-label={i18n.translate('xpack.lens.workspaceErrors.pagination.ariaLabel', {
+                  defaultMessage: 'Workspace errors pagination',
+                })}
               />
             </EuiFlexItem>
           </EuiFlexGroup>
diff --git a/x-pack/platform/plugins/shared/lens/public/visualizations/legacy_metric/metric_config_panel/size_options.tsx b/x-pack/platform/plugins/shared/lens/public/visualizations/legacy_metric/metric_config_panel/size_options.tsx
index bb2427d328725..75e4c6e89799f 100644
--- a/x-pack/platform/plugins/shared/lens/public/visualizations/legacy_metric/metric_config_panel/size_options.tsx
+++ b/x-pack/platform/plugins/shared/lens/public/visualizations/legacy_metric/metric_config_panel/size_options.tsx
@@ -72,6 +72,9 @@ export const SizeOptions: React.FC<TitlePositionProps> = ({ state, setState }) =
           iconType="plus"
           onClick={() => changeSize(1)}
           isDisabled={currSizeIndex === titleSizes.length - 1}
+          aria-label={i18n.translate('xpack.lens.legacyMetric.sizeOptions.increaseSizeAriaLabel', {
+            defaultMessage: 'Increase title size',
+          })}
         />
       }
       prepend={
@@ -79,6 +82,9 @@ export const SizeOptions: React.FC<TitlePositionProps> = ({ state, setState }) =
           iconType="minus"
           onClick={() => changeSize(-1)}
           isDisabled={currSizeIndex === 0}
+          aria-label={i18n.translate('xpack.lens.legacyMetric.sizeOptions.decreaseSizeAriaLabel', {
+            defaultMessage: 'Decrease title size',
+          })}
         />
       }
       data-test-subj="lnsLegacyMetricSizeSelect"
@@ -97,6 +103,9 @@ export const SizeOptions: React.FC<TitlePositionProps> = ({ state, setState }) =
       itemLayoutAlign="top"
       hasDividers
       fullWidth
+      aria-label={i18n.translate('xpack.lens.legacyMetric.sizeOptions.titleSizeAriaLabel', {
+        defaultMessage: 'Title size',
+      })}
     />
   );
 };
diff --git a/x-pack/platform/plugins/shared/maps/public/classes/sources/mvt_single_layer_vector_source/__snapshots__/mvt_field_config_editor.test.tsx.snap b/x-pack/platform/plugins/shared/maps/public/classes/sources/mvt_single_layer_vector_source/__snapshots__/mvt_field_config_editor.test.tsx.snap
index b8f7af8b3844e..3d1dad8ac46ad 100644
--- a/x-pack/platform/plugins/shared/maps/public/classes/sources/mvt_single_layer_vector_source/__snapshots__/mvt_field_config_editor.test.tsx.snap
+++ b/x-pack/platform/plugins/shared/maps/public/classes/sources/mvt_single_layer_vector_source/__snapshots__/mvt_field_config_editor.test.tsx.snap
@@ -18,6 +18,7 @@ exports[`should render error for dupes 1`] = `
     </EuiFlexItem>
     <EuiFlexItem>
       <EuiSuperSelect
+        aria-label="Field type"
         compressed={true}
         fullWidth={false}
         hasDividers={false}
@@ -100,6 +101,7 @@ exports[`should render error for dupes 1`] = `
     </EuiFlexItem>
     <EuiFlexItem>
       <EuiSuperSelect
+        aria-label="Field type"
         compressed={true}
         fullWidth={false}
         hasDividers={false}
@@ -207,6 +209,7 @@ exports[`should render error for empty name 1`] = `
     </EuiFlexItem>
     <EuiFlexItem>
       <EuiSuperSelect
+        aria-label="Field type"
         compressed={true}
         fullWidth={false}
         hasDividers={false}
@@ -314,6 +317,7 @@ exports[`should render field editor 1`] = `
     </EuiFlexItem>
     <EuiFlexItem>
       <EuiSuperSelect
+        aria-label="Field type"
         compressed={true}
         fullWidth={false}
         hasDividers={false}
@@ -396,6 +400,7 @@ exports[`should render field editor 1`] = `
     </EuiFlexItem>
     <EuiFlexItem>
       <EuiSuperSelect
+        aria-label="Field type"
         compressed={true}
         fullWidth={false}
         hasDividers={false}
diff --git a/x-pack/platform/plugins/shared/maps/public/classes/sources/mvt_single_layer_vector_source/mvt_field_config_editor.tsx b/x-pack/platform/plugins/shared/maps/public/classes/sources/mvt_single_layer_vector_source/mvt_field_config_editor.tsx
index b1371035e6aef..833925807655e 100644
--- a/x-pack/platform/plugins/shared/maps/public/classes/sources/mvt_single_layer_vector_source/mvt_field_config_editor.tsx
+++ b/x-pack/platform/plugins/shared/maps/public/classes/sources/mvt_single_layer_vector_source/mvt_field_config_editor.tsx
@@ -124,6 +124,9 @@ export class MVTFieldConfigEditor extends Component<Props, State> {
         options={FIELD_TYPE_OPTIONS}
         valueOfSelected={mvtFieldConfig.type}
         onChange={(value) => onChange(value)}
+        aria-label={i18n.translate('xpack.maps.mvtSource.fieldTypeSelectAriaLabel', {
+          defaultMessage: 'Field type',
+        })}
         compressed
       />
     );
diff --git a/x-pack/platform/plugins/shared/maps/public/classes/styles/vector/components/stop_input.tsx b/x-pack/platform/plugins/shared/maps/public/classes/styles/vector/components/stop_input.tsx
index 0b87754c6862b..3158ed2ca674f 100644
--- a/x-pack/platform/plugins/shared/maps/public/classes/styles/vector/components/stop_input.tsx
+++ b/x-pack/platform/plugins/shared/maps/public/classes/styles/vector/components/stop_input.tsx
@@ -8,6 +8,7 @@
 import _ from 'lodash';
 import type { ChangeEvent } from 'react';
 import React, { Component } from 'react';
+import { i18n } from '@kbn/i18n';
 import type { EuiComboBoxOptionOption } from '@elastic/eui';
 import { EuiComboBox, EuiFieldText } from '@elastic/eui';
 import { SINGLE_SELECTION_AS_TEXT_PROPS } from '../../../../../common/constants';
@@ -144,6 +145,9 @@ export class StopInput extends Component<Props, State> {
         onFocus={this._onFocus}
         data-test-subj={this.props.dataTestSubj}
         compressed
+        aria-label={i18n.translate('xpack.maps.stopInput.valueComboBoxAriaLabel', {
+          defaultMessage: 'Stop value',
+        })}
       />
     );
   }
diff --git a/x-pack/platform/plugins/shared/maps/public/classes/styles/vector/components/symbol/__snapshots__/icon_map_select.test.tsx.snap b/x-pack/platform/plugins/shared/maps/public/classes/styles/vector/components/symbol/__snapshots__/icon_map_select.test.tsx.snap
index 324e4d9dbd453..1442385e91234 100644
--- a/x-pack/platform/plugins/shared/maps/public/classes/styles/vector/components/symbol/__snapshots__/icon_map_select.test.tsx.snap
+++ b/x-pack/platform/plugins/shared/maps/public/classes/styles/vector/components/symbol/__snapshots__/icon_map_select.test.tsx.snap
@@ -32,6 +32,7 @@ exports[`Should not render icon map select when isCustomOnly 1`] = `
 exports[`Should render custom stops input when useCustomIconMap 1`] = `
 <Fragment>
   <EuiSuperSelect
+    aria-label="Icon palette"
     compressed={true}
     fullWidth={false}
     hasDividers={true}
@@ -93,6 +94,7 @@ exports[`Should render custom stops input when useCustomIconMap 1`] = `
 exports[`Should render default props 1`] = `
 <Fragment>
   <EuiSuperSelect
+    aria-label="Icon palette"
     compressed={true}
     fullWidth={false}
     hasDividers={true}
@@ -130,6 +132,7 @@ exports[`Should render default props 1`] = `
 exports[`Should render icon map select with custom icons 1`] = `
 <Fragment>
   <EuiSuperSelect
+    aria-label="Icon palette"
     compressed={true}
     fullWidth={false}
     hasDividers={true}
diff --git a/x-pack/platform/plugins/shared/maps/public/classes/styles/vector/components/symbol/icon_map_select.tsx b/x-pack/platform/plugins/shared/maps/public/classes/styles/vector/components/symbol/icon_map_select.tsx
index 67ae04b036de1..c01695d4f0a46 100644
--- a/x-pack/platform/plugins/shared/maps/public/classes/styles/vector/components/symbol/icon_map_select.tsx
+++ b/x-pack/platform/plugins/shared/maps/public/classes/styles/vector/components/symbol/icon_map_select.tsx
@@ -127,6 +127,9 @@ export class IconMapSelect extends Component<Props, State> {
           valueOfSelected={valueOfSelected}
           hasDividers={true}
           compressed
+          aria-label={i18n.translate('xpack.maps.styles.icon.iconPaletteSelectAriaLabel', {
+            defaultMessage: 'Icon palette',
+          })}
         />
         <EuiSpacer size="s" />
       </Fragment>
diff --git a/x-pack/platform/plugins/shared/maps/public/connected_components/mb_map/tooltip_control/features_tooltip/__snapshots__/footer.test.tsx.snap b/x-pack/platform/plugins/shared/maps/public/connected_components/mb_map/tooltip_control/features_tooltip/__snapshots__/footer.test.tsx.snap
index de90617a18f80..7fec92b6dacfa 100644
--- a/x-pack/platform/plugins/shared/maps/public/connected_components/mb_map/tooltip_control/features_tooltip/__snapshots__/footer.test.tsx.snap
+++ b/x-pack/platform/plugins/shared/maps/public/connected_components/mb_map/tooltip_control/features_tooltip/__snapshots__/footer.test.tsx.snap
@@ -15,6 +15,7 @@ exports[`Footer multiple features, multiple layers: locked should show paginatio
     >
       <EuiPagination
         activePage={0}
+        aria-label="Tooltip results pagination"
         compressed={true}
         onPageClick={[Function]}
         pageCount={3}
@@ -102,6 +103,7 @@ exports[`Footer multiple features, single layer: locked should show pagination c
     >
       <EuiPagination
         activePage={0}
+        aria-label="Tooltip results pagination"
         compressed={true}
         onPageClick={[Function]}
         pageCount={2}
diff --git a/x-pack/platform/plugins/shared/maps/public/connected_components/mb_map/tooltip_control/features_tooltip/footer.tsx b/x-pack/platform/plugins/shared/maps/public/connected_components/mb_map/tooltip_control/features_tooltip/footer.tsx
index 2eb90e3b8de76..db2ceb018e25f 100644
--- a/x-pack/platform/plugins/shared/maps/public/connected_components/mb_map/tooltip_control/features_tooltip/footer.tsx
+++ b/x-pack/platform/plugins/shared/maps/public/connected_components/mb_map/tooltip_control/features_tooltip/footer.tsx
@@ -153,6 +153,9 @@ export class Footer extends Component<Props, State> {
             activePage={pageNumber}
             onPageClick={this._onPageChange}
             compressed
+            aria-label={i18n.translate('xpack.maps.tooltip.paginationLabel', {
+              defaultMessage: 'Tooltip results pagination',
+            })}
           />
         </EuiFlexItem>
       );
diff --git a/x-pack/platform/plugins/shared/ml/public/application/components/items_grid/items_grid_pagination.js b/x-pack/platform/plugins/shared/ml/public/application/components/items_grid/items_grid_pagination.js
index c95b1db622ff8..9a434f0d556d0 100644
--- a/x-pack/platform/plugins/shared/ml/public/application/components/items_grid/items_grid_pagination.js
+++ b/x-pack/platform/plugins/shared/ml/public/application/components/items_grid/items_grid_pagination.js
@@ -21,6 +21,7 @@ import {
   EuiPagination,
   EuiPopover,
 } from '@elastic/eui';
+import { i18n } from '@kbn/i18n';
 
 import { FormattedMessage } from '@kbn/i18n-react';
 
@@ -121,6 +122,9 @@ export class ItemsGridPagination extends Component {
             pageCount={pageCount}
             activePage={activePage}
             onPageClick={this.onPageClick}
+            aria-label={i18n.translate('xpack.ml.itemsGrid.pagination.ariaLabel', {
+              defaultMessage: 'Items grid pagination',
+            })}
           />
         </EuiFlexItem>
       </EuiFlexGroup>
diff --git a/x-pack/platform/plugins/shared/ml/public/application/components/ml_entity_selector/ml_entity_selector.tsx b/x-pack/platform/plugins/shared/ml/public/application/components/ml_entity_selector/ml_entity_selector.tsx
index ebafb61cebd71..dbb9ad79a0e15 100644
--- a/x-pack/platform/plugins/shared/ml/public/application/components/ml_entity_selector/ml_entity_selector.tsx
+++ b/x-pack/platform/plugins/shared/ml/public/application/components/ml_entity_selector/ml_entity_selector.tsx
@@ -213,6 +213,9 @@ export const MlEntitySelector: FC<MlEntitySelectorProps> = ({
       fullWidth
       data-test-subj={`mlEntitySelector_${isLoading ? 'loading' : 'loaded'}`}
       isInvalid={false}
+      aria-label={i18n.translate('xpack.ml.mlEntitySelector.comboBoxAriaLabel', {
+        defaultMessage: 'Machine learning entities',
+      })}
     />
   );
 };
diff --git a/x-pack/platform/plugins/shared/ml/public/application/components/rule_editor/condition_expression.js b/x-pack/platform/plugins/shared/ml/public/application/components/rule_editor/condition_expression.js
index 578e2db19534f..c4b630b2b86a2 100644
--- a/x-pack/platform/plugins/shared/ml/public/application/components/rule_editor/condition_expression.js
+++ b/x-pack/platform/plugins/shared/ml/public/application/components/rule_editor/condition_expression.js
@@ -109,6 +109,12 @@ export class ConditionExpression extends Component {
         </EuiPopoverTitle>
         <div className="euiExpression" style={{ width: 200 }}>
           <EuiSelect
+            aria-label={i18n.translate(
+              'xpack.ml.ruleEditor.conditionExpression.appliesToSelectAriaLabel',
+              {
+                defaultMessage: 'Applies to',
+              }
+            )}
             value={this.props.appliesTo}
             onChange={this.changeAppliesTo}
             options={[
@@ -144,6 +150,12 @@ export class ConditionExpression extends Component {
           <EuiFlexGroup style={{ maxWidth: 450 }}>
             <EuiFlexItem grow={false} style={{ width: 250 }}>
               <EuiSelect
+                aria-label={i18n.translate(
+                  'xpack.ml.ruleEditor.conditionExpression.operatorSelectAriaLabel',
+                  {
+                    defaultMessage: 'Operator',
+                  }
+                )}
                 value={this.props.operator}
                 onChange={this.changeOperator}
                 options={[
diff --git a/x-pack/platform/plugins/shared/ml/public/application/components/rule_editor/scope_expression.js b/x-pack/platform/plugins/shared/ml/public/application/components/rule_editor/scope_expression.js
index 8f705fb267388..edf5813cb255a 100644
--- a/x-pack/platform/plugins/shared/ml/public/application/components/rule_editor/scope_expression.js
+++ b/x-pack/platform/plugins/shared/ml/public/application/components/rule_editor/scope_expression.js
@@ -24,6 +24,7 @@ import {
 
 import { ML_DETECTOR_RULE_FILTER_TYPE } from '@kbn/ml-anomaly-utils';
 import { FormattedMessage } from '@kbn/i18n-react';
+import { i18n } from '@kbn/i18n';
 
 import { filterTypeToText } from './utils';
 
@@ -98,6 +99,12 @@ export class ScopeExpression extends Component {
                     text: filterTypeToText(ML_DETECTOR_RULE_FILTER_TYPE.EXCLUDE),
                   },
                 ]}
+                aria-label={i18n.translate(
+                  'xpack.ml.ruleEditor.scopeExpression.filterTypeSelectAriaLabel',
+                  {
+                    defaultMessage: 'Filter type',
+                  }
+                )}
               />
             </EuiFlexItem>
 
@@ -107,6 +114,12 @@ export class ScopeExpression extends Component {
                 onChange={this.onChangeFilterId}
                 data-test-subj="mlScopeFilterIdSelect"
                 options={getFilterListOptions(filterListIds)}
+                aria-label={i18n.translate(
+                  'xpack.ml.ruleEditor.scopeExpression.filterListSelectAriaLabel',
+                  {
+                    defaultMessage: 'Filter list',
+                  }
+                )}
               />
             </EuiFlexItem>
           </EuiFlexGroup>
diff --git a/x-pack/platform/plugins/shared/ml/public/application/data_frame_analytics/pages/analytics_exploration/components/feature_importance/decision_path_classification.tsx b/x-pack/platform/plugins/shared/ml/public/application/data_frame_analytics/pages/analytics_exploration/components/feature_importance/decision_path_classification.tsx
index 99b55874aaf9f..0d7e6d0a0a1dc 100644
--- a/x-pack/platform/plugins/shared/ml/public/application/data_frame_analytics/pages/analytics_exploration/components/feature_importance/decision_path_classification.tsx
+++ b/x-pack/platform/plugins/shared/ml/public/application/data_frame_analytics/pages/analytics_exploration/components/feature_importance/decision_path_classification.tsx
@@ -116,6 +116,12 @@ export const ClassificationDecisionPath: FC<ClassificationDecisionPathProps> = (
           options={options}
           valueOfSelected={currentClass}
           onChange={setCurrentClass}
+          aria-label={i18n.translate(
+            'xpack.ml.dataframe.analytics.explorationResults.classificationDecisionPathClassNameTitle',
+            {
+              defaultMessage: 'Class name',
+            }
+          )}
         />
       )}
       <DecisionPathChart
diff --git a/x-pack/platform/plugins/shared/ml/public/application/explorer/alerts/alerts_summary.tsx b/x-pack/platform/plugins/shared/ml/public/application/explorer/alerts/alerts_summary.tsx
index bf0469a0f3145..39ecd056caf4c 100644
--- a/x-pack/platform/plugins/shared/ml/public/application/explorer/alerts/alerts_summary.tsx
+++ b/x-pack/platform/plugins/shared/ml/public/application/explorer/alerts/alerts_summary.tsx
@@ -113,7 +113,7 @@ export const AlertsSummary: React.FC = () => {
               aria-label={i18n.translate(
                 'xpack.ml.explorer.alertsPanel.summary.paginationAreaLabel',
                 {
-                  defaultMessage: 'Pagination for alerting rules summary',
+                  defaultMessage: 'Alerting rules pagination',
                 }
               )}
               pageCount={Math.ceil(sortedAlertsByRule.length / PAGE_SIZE)}
diff --git a/x-pack/platform/plugins/shared/ml/public/application/jobs/new_job/common/components/job_groups_input.tsx b/x-pack/platform/plugins/shared/ml/public/application/jobs/new_job/common/components/job_groups_input.tsx
index 87e53568c538a..baef6e7cdaada 100644
--- a/x-pack/platform/plugins/shared/ml/public/application/jobs/new_job/common/components/job_groups_input.tsx
+++ b/x-pack/platform/plugins/shared/ml/public/application/jobs/new_job/common/components/job_groups_input.tsx
@@ -62,15 +62,18 @@ export const JobGroupsInput: FC<JobGroupsInputProps> = memo(
       onChangeCallback([...selectedOptions, newGroup]);
     }
 
+    const jobGroupSelectLabel = i18n.translate(
+      'xpack.ml.newJob.wizard.jobDetailsStep.jobGroupSelect.placeholder',
+      {
+        defaultMessage: 'Select or create groups',
+      }
+    );
+
     return (
       <Description validation={validation} titleId={titleId}>
         <EuiComboBox
-          placeholder={i18n.translate(
-            'xpack.ml.newJob.wizard.jobDetailsStep.jobGroupSelect.placeholder',
-            {
-              defaultMessage: 'Select or create groups',
-            }
-          )}
+          placeholder={jobGroupSelectLabel}
+          aria-label={jobGroupSelectLabel}
           options={options}
           selectedOptions={selectedOptions}
           onChange={onChangeCallback}
diff --git a/x-pack/platform/plugins/shared/ml/public/application/memory_usage/memory_tree_map/tree_map.tsx b/x-pack/platform/plugins/shared/ml/public/application/memory_usage/memory_tree_map/tree_map.tsx
index 221acebad2607..fcda373bf1f74 100644
--- a/x-pack/platform/plugins/shared/ml/public/application/memory_usage/memory_tree_map/tree_map.tsx
+++ b/x-pack/platform/plugins/shared/ml/public/application/memory_usage/memory_tree_map/tree_map.tsx
@@ -137,6 +137,9 @@ export const JobMemoryTreeMap: FC<Props> = ({ node, type, height }) => {
           selectedOptions={selectedOptions ?? []}
           onChange={setSelectedOptions}
           data-test-subj="mlJobTreeMapComboBox"
+          aria-label={i18n.translate('xpack.ml.memoryUsage.treeMap.typeFilterAriaLabel', {
+            defaultMessage: 'Job or model type',
+          })}
         />
 
         <EuiSpacer size="s" />
diff --git a/x-pack/platform/plugins/shared/observability_ai_assistant/public/components/connector_selector/connector_selector_base.tsx b/x-pack/platform/plugins/shared/observability_ai_assistant/public/components/connector_selector/connector_selector_base.tsx
index eb9ecbb61022a..ecf64b713f3aa 100644
--- a/x-pack/platform/plugins/shared/observability_ai_assistant/public/components/connector_selector/connector_selector_base.tsx
+++ b/x-pack/platform/plugins/shared/observability_ai_assistant/public/components/connector_selector/connector_selector_base.tsx
@@ -87,6 +87,12 @@ export function ConnectorSelectorBase(props: ConnectorSelectorBaseProps) {
     >
       <EuiFlexItem grow>
         <EuiSuperSelect
+          aria-label={i18n.translate(
+            'xpack.observabilityAiAssistant.connectorSelector.connectorSelectAriaLabel',
+            {
+              defaultMessage: 'Connector',
+            }
+          )}
           compressed
           valueOfSelected={props.selectedConnector}
           options={props.connectors.map((connector) => ({
diff --git a/x-pack/platform/plugins/shared/osquery/public/live_queries/form/pack_queries_status_table.tsx b/x-pack/platform/plugins/shared/osquery/public/live_queries/form/pack_queries_status_table.tsx
index 05f006652895a..fdc2c1b25df68 100644
--- a/x-pack/platform/plugins/shared/osquery/public/live_queries/form/pack_queries_status_table.tsx
+++ b/x-pack/platform/plugins/shared/osquery/public/live_queries/form/pack_queries_status_table.tsx
@@ -261,6 +261,9 @@ const PackQueriesStatusTableComponent: React.FC<PackQueriesStatusTableProps> = (
           data-test-subj={`toggleIcon-${item.id}`}
           onClick={getHandleErrorsToggle(item)}
           iconType={itemIdToExpandedRowMap[item.id] ? 'arrowUp' : 'arrowDown'}
+          aria-label={i18n.translate('xpack.osquery.pack.queriesTable.toggleResultsAriaLabel', {
+            defaultMessage: 'Toggle results',
+          })}
         />
       ) : (
         <></>
@@ -299,7 +302,13 @@ const PackQueriesStatusTableComponent: React.FC<PackQueriesStatusTableProps> = (
         },
         {
           render: (item: { action_id: string }) => (
-            <EuiButtonIcon iconType={'expand'} onClick={handleQueryFlyoutOpen(item)} />
+            <EuiButtonIcon
+              iconType={'expand'}
+              onClick={handleQueryFlyoutOpen(item)}
+              aria-label={i18n.translate('xpack.osquery.pack.queriesTable.viewQueryAriaLabel', {
+                defaultMessage: 'View query',
+              })}
+            />
           ),
         },
       ];
diff --git a/x-pack/platform/plugins/shared/osquery/public/packs/pack_queries_status_table.tsx b/x-pack/platform/plugins/shared/osquery/public/packs/pack_queries_status_table.tsx
index c76108912fa70..9439662211515 100644
--- a/x-pack/platform/plugins/shared/osquery/public/packs/pack_queries_status_table.tsx
+++ b/x-pack/platform/plugins/shared/osquery/public/packs/pack_queries_status_table.tsx
@@ -494,6 +494,9 @@ const ErrorsColumnResults: React.FC<ScheduledQueryErrorsProps> = ({
             isDisabled={!errorsData?.total}
             onClick={handleErrorsToggle}
             iconType={expanded ? 'arrowUp' : 'arrowDown'}
+            aria-label={i18n.translate('xpack.osquery.pack.queriesTable.errorsAriaLabel', {
+              defaultMessage: 'Error details',
+            })}
           />
         </EuiFlexItem>
       </EuiFlexGroup>
diff --git a/x-pack/platform/plugins/shared/osquery/public/packs/packs_table.tsx b/x-pack/platform/plugins/shared/osquery/public/packs/packs_table.tsx
index 2a96f964a7b21..bc5c663569bcc 100644
--- a/x-pack/platform/plugins/shared/osquery/public/packs/packs_table.tsx
+++ b/x-pack/platform/plugins/shared/osquery/public/packs/packs_table.tsx
@@ -131,12 +131,13 @@ const PacksTableComponent = () => {
       });
 
       return (
-        <EuiToolTip position="top" content={playText}>
+        <EuiToolTip position="top" content={playText} disableScreenReaderOutput>
           <EuiButtonIcon
             iconType="play"
             onClick={handlePlayClick(item)}
             isDisabled={!enabled}
             data-test-subj={`play-${item.name}-button`}
+            aria-label={playText}
           />
         </EuiToolTip>
       );
diff --git a/x-pack/platform/plugins/shared/security/public/management/role_combo_box/role_combo_box.test.tsx b/x-pack/platform/plugins/shared/security/public/management/role_combo_box/role_combo_box.test.tsx
index f841fbca7d55a..11172e1c6e71a 100644
--- a/x-pack/platform/plugins/shared/security/public/management/role_combo_box/role_combo_box.test.tsx
+++ b/x-pack/platform/plugins/shared/security/public/management/role_combo_box/role_combo_box.test.tsx
@@ -55,6 +55,7 @@ describe('RoleComboBox', () => {
 
     expect(wrapper).toMatchInlineSnapshot(`
       <EuiComboBox
+        aria-label="Select roles"
         async={false}
         compressed={false}
         data-test-subj="rolesDropdown"
diff --git a/x-pack/platform/plugins/shared/security/public/management/role_combo_box/role_combo_box.tsx b/x-pack/platform/plugins/shared/security/public/management/role_combo_box/role_combo_box.tsx
index 52876ddfd9861..92c8cd509c055 100644
--- a/x-pack/platform/plugins/shared/security/public/management/role_combo_box/role_combo_box.tsx
+++ b/x-pack/platform/plugins/shared/security/public/management/role_combo_box/role_combo_box.tsx
@@ -89,16 +89,18 @@ export const RoleComboBox = (props: Props) => {
     return acc;
   }, {});
 
+  const roleComboBoxPlaceholder =
+    props.placeholder ||
+    i18n.translate('xpack.security.management.users.roleComboBox.placeholder', {
+      defaultMessage: 'Select roles',
+    });
+
   return (
     <EuiComboBox
       data-test-subj="rolesDropdown"
       id={props.id}
-      placeholder={
-        props.placeholder ||
-        i18n.translate('xpack.security.management.users.roleComboBox.placeholder', {
-          defaultMessage: 'Select roles',
-        })
-      }
+      placeholder={roleComboBoxPlaceholder}
+      aria-label={roleComboBoxPlaceholder}
       onChange={onRolesChange}
       isLoading={props.isLoading}
       isDisabled={props.isDisabled}
diff --git a/x-pack/platform/plugins/shared/security/public/management/role_mappings/edit_role_mapping/role_selector/role_template_type_select.tsx b/x-pack/platform/plugins/shared/security/public/management/role_mappings/edit_role_mapping/role_selector/role_template_type_select.tsx
index 964482fa8ee77..f45cdd97286ae 100644
--- a/x-pack/platform/plugins/shared/security/public/management/role_mappings/edit_role_mapping/role_selector/role_template_type_select.tsx
+++ b/x-pack/platform/plugins/shared/security/public/management/role_mappings/edit_role_mapping/role_selector/role_template_type_select.tsx
@@ -79,6 +79,12 @@ export const RoleTemplateTypeSelect = (props: Props) => {
       }}
       isClearable={false}
       isDisabled={props.readOnly}
+      aria-label={i18n.translate(
+        'xpack.security.management.editRoleMapping.roleTemplate.typeComboBoxAriaLabel',
+        {
+          defaultMessage: 'Role template',
+        }
+      )}
     />
   );
 };
diff --git a/x-pack/platform/plugins/shared/security/public/management/roles/edit_role/privileges/kibana/simple_privilege_section/privilege_selector.tsx b/x-pack/platform/plugins/shared/security/public/management/roles/edit_role/privileges/kibana/simple_privilege_section/privilege_selector.tsx
index 403a9026923f2..a04a2138e2ed0 100644
--- a/x-pack/platform/plugins/shared/security/public/management/roles/edit_role/privileges/kibana/simple_privilege_section/privilege_selector.tsx
+++ b/x-pack/platform/plugins/shared/security/public/management/roles/edit_role/privileges/kibana/simple_privilege_section/privilege_selector.tsx
@@ -9,6 +9,7 @@ import { EuiSelect } from '@elastic/eui';
 import type { ChangeEvent } from 'react';
 import React, { Component } from 'react';
 
+import { i18n } from '@kbn/i18n';
 import { constants } from '@kbn/security-ui-components';
 
 interface Props {
@@ -49,6 +50,9 @@ export class PrivilegeSelector extends Component<Props, {}> {
         onChange={this.onChange}
         disabled={disabled}
         compressed={compressed}
+        aria-label={i18n.translate('xpack.security.privilegeSelector.select.ariaLabel', {
+          defaultMessage: 'Privilege',
+        })}
       />
     );
   }
diff --git a/x-pack/platform/plugins/shared/spaces/public/copy_saved_objects_to_space/components/space_result_details.tsx b/x-pack/platform/plugins/shared/spaces/public/copy_saved_objects_to_space/components/space_result_details.tsx
index 186c61092b3ee..37f2cd60b5c2c 100644
--- a/x-pack/platform/plugins/shared/spaces/public/copy_saved_objects_to_space/components/space_result_details.tsx
+++ b/x-pack/platform/plugins/shared/spaces/public/copy_saved_objects_to_space/components/space_result_details.tsx
@@ -59,6 +59,10 @@ export const SpaceCopyResultDetails = (props: Props) => {
   const { destinationMap, onDestinationMapChange, summarizedCopyResult } = props;
   const { objects } = summarizedCopyResult;
   const { euiTheme } = useEuiTheme();
+  const objectIdLabel = i18n.translate(
+    'xpack.spaces.management.copyToSpace.copyDetail.selectControlLabel',
+    { defaultMessage: 'Object ID' }
+  );
 
   return (
     <div
@@ -207,10 +211,8 @@ export const SpaceCopyResultDetails = (props: Props) => {
                   options={selectProps.options}
                   valueOfSelected={destinationMap.get(`${type}:${id}`)}
                   onChange={selectProps.onChange}
-                  prepend={i18n.translate(
-                    'xpack.spaces.management.copyToSpace.copyDetail.selectControlLabel',
-                    { defaultMessage: 'Object ID' }
-                  )}
+                  prepend={objectIdLabel}
+                  aria-label={objectIdLabel}
                   hasDividers
                   fullWidth
                   compressed
diff --git a/x-pack/platform/plugins/shared/stack_alerts/public/rule_types/geo_containment/rule_form/single_field_select.tsx b/x-pack/platform/plugins/shared/stack_alerts/public/rule_types/geo_containment/rule_form/single_field_select.tsx
index 1f2df65fc32aa..6b38f87e26ed8 100644
--- a/x-pack/platform/plugins/shared/stack_alerts/public/rule_types/geo_containment/rule_form/single_field_select.tsx
+++ b/x-pack/platform/plugins/shared/stack_alerts/public/rule_types/geo_containment/rule_form/single_field_select.tsx
@@ -76,6 +76,7 @@ export function SingleFieldSelect({ isInvalid, placeholder, value, onChange, fie
       renderOption={renderOption}
       isClearable={false}
       placeholder={placeholder}
+      aria-label={placeholder}
     />
   );
 }
diff --git a/x-pack/platform/plugins/shared/stack_connectors/public/connector_types/cases_webhook/severity_filter.tsx b/x-pack/platform/plugins/shared/stack_connectors/public/connector_types/cases_webhook/severity_filter.tsx
index 6ffa4331de37a..b5ced2c0bbe76 100644
--- a/x-pack/platform/plugins/shared/stack_connectors/public/connector_types/cases_webhook/severity_filter.tsx
+++ b/x-pack/platform/plugins/shared/stack_connectors/public/connector_types/cases_webhook/severity_filter.tsx
@@ -10,6 +10,7 @@ import type { EuiSuperSelectOption } from '@elastic/eui';
 import { EuiFlexGroup, EuiFlexItem, EuiHealth, EuiSuperSelect, useEuiTheme } from '@elastic/eui';
 
 import * as i18n from './translations';
+import { CASE_SEVERITY_ARIA_LABEL } from './translations';
 
 export enum CaseSeverity {
   LOW = 'low',
@@ -72,6 +73,7 @@ export const SeverityFilter: React.FC<Props> = ({ selectedSeverity, onSeverityCh
       valueOfSelected={selectedSeverity}
       onChange={onSeverityChange}
       data-test-subj="case-severity-selection"
+      aria-label={CASE_SEVERITY_ARIA_LABEL}
     />
   );
 };
diff --git a/x-pack/platform/plugins/shared/stack_connectors/public/connector_types/cases_webhook/status_filter.tsx b/x-pack/platform/plugins/shared/stack_connectors/public/connector_types/cases_webhook/status_filter.tsx
index b3c4f8c9c4c09..4bb07789b918d 100644
--- a/x-pack/platform/plugins/shared/stack_connectors/public/connector_types/cases_webhook/status_filter.tsx
+++ b/x-pack/platform/plugins/shared/stack_connectors/public/connector_types/cases_webhook/status_filter.tsx
@@ -61,6 +61,7 @@ export const StatusFilter: React.FC<Props> = ({ selectedStatus, onStatusChanged
       onChange={onStatusChanged}
       data-test-subj="case-status-filter"
       fullWidth={true}
+      aria-label={i18n.CASE_STATUS_ARIA_LABEL}
     />
   );
 };
diff --git a/x-pack/platform/plugins/shared/stack_connectors/public/connector_types/cases_webhook/translations.ts b/x-pack/platform/plugins/shared/stack_connectors/public/connector_types/cases_webhook/translations.ts
index 5653fe4adc851..a70fdae45b379 100644
--- a/x-pack/platform/plugins/shared/stack_connectors/public/connector_types/cases_webhook/translations.ts
+++ b/x-pack/platform/plugins/shared/stack_connectors/public/connector_types/cases_webhook/translations.ts
@@ -517,3 +517,17 @@ export const STATUS_IN_PROGRESS = i18n.translate(
     defaultMessage: 'In progress',
   }
 );
+
+export const CASE_STATUS_ARIA_LABEL = i18n.translate(
+  'xpack.stackConnectors.components.casesWebhook.statusFilter.optionsAriaLabel',
+  {
+    defaultMessage: 'Case status',
+  }
+);
+
+export const CASE_SEVERITY_ARIA_LABEL = i18n.translate(
+  'xpack.stackConnectors.components.casesWebhook.severityFilter.optionsAriaLabel',
+  {
+    defaultMessage: 'Case severity',
+  }
+);
diff --git a/x-pack/platform/plugins/shared/streams_app/public/components/data_management/schema_editor/flyout/field_form_format.tsx b/x-pack/platform/plugins/shared/streams_app/public/components/data_management/schema_editor/flyout/field_form_format.tsx
index d72b7b792433f..4090de1e32c08 100644
--- a/x-pack/platform/plugins/shared/streams_app/public/components/data_management/schema_editor/flyout/field_form_format.tsx
+++ b/x-pack/platform/plugins/shared/streams_app/public/components/data_management/schema_editor/flyout/field_form_format.tsx
@@ -52,13 +52,16 @@ export const FieldFormFormat = ({ value, onChange }: FieldFormFormatProps) => {
     }
   };
 
+  const placeholderText = i18n.translate(
+    'xpack.streams.schemaEditor.fieldFormatSelector.placeholderText',
+    { defaultMessage: 'Select or type the field format...' }
+  );
+
   return (
     <EuiComboBox
       data-test-subj="streamsAppSchemaEditorFieldFormFormat"
-      placeholder={i18n.translate(
-        'xpack.streams.schemaEditor.fieldFormatSelector.placeholderText',
-        { defaultMessage: 'Select or type the field format...' }
-      )}
+      placeholder={placeholderText}
+      aria-label={placeholderText}
       options={POPULAR_FORMATS_SUGGESTIONS}
       selectedOptions={selectedOptions}
       onChange={handleSelectionChange}
diff --git a/x-pack/platform/plugins/shared/streams_app/public/components/data_management/schema_editor/flyout/field_form_type.tsx b/x-pack/platform/plugins/shared/streams_app/public/components/data_management/schema_editor/flyout/field_form_type.tsx
index 7ad103a9a845b..1dc52fd497c92 100644
--- a/x-pack/platform/plugins/shared/streams_app/public/components/data_management/schema_editor/flyout/field_form_type.tsx
+++ b/x-pack/platform/plugins/shared/streams_app/public/components/data_management/schema_editor/flyout/field_form_type.tsx
@@ -5,6 +5,7 @@
  * 2.0.
  */
 import { EuiFlexGroup, EuiFlexItem, EuiSuperSelect } from '@elastic/eui';
+import { i18n } from '@kbn/i18n';
 import React, { useEffect } from 'react';
 import { getRegularEcsField } from '@kbn/streams-schema';
 import { EcsRecommendation } from './ecs_recommendation';
@@ -92,6 +93,9 @@ export const FieldTypeSelector = ({
       valueOfSelected={value}
       options={typeSelectorOptions}
       fullWidth
+      aria-label={i18n.translate('xpack.streams.fieldFormType.typeSelectAriaLabel', {
+        defaultMessage: 'Field type',
+      })}
     />
   );
 };
diff --git a/x-pack/platform/plugins/shared/triggers_actions_ui/public/common/expression_items/for_the_last.tsx b/x-pack/platform/plugins/shared/triggers_actions_ui/public/common/expression_items/for_the_last.tsx
index d175d4084dd84..3368cf10ce46d 100644
--- a/x-pack/platform/plugins/shared/triggers_actions_ui/public/common/expression_items/for_the_last.tsx
+++ b/x-pack/platform/plugins/shared/triggers_actions_ui/public/common/expression_items/for_the_last.tsx
@@ -125,6 +125,12 @@ export const ForLastExpression = ({
                 onChangeWindowUnit(e.target.value);
               }}
               options={getTimeOptions(timeWindowSize ?? 1)}
+              aria-label={i18n.translate(
+                'xpack.triggersActionsUI.common.expressionItems.forTheLast.timeWindowUnitAriaLabel',
+                {
+                  defaultMessage: 'Time unit',
+                }
+              )}
             />
           </EuiFlexItem>
         </EuiFlexGroup>
diff --git a/x-pack/platform/plugins/shared/triggers_actions_ui/public/common/expression_items/group_by_over.tsx b/x-pack/platform/plugins/shared/triggers_actions_ui/public/common/expression_items/group_by_over.tsx
index 11d8e8a60ed88..b590ed39d7aa9 100644
--- a/x-pack/platform/plugins/shared/triggers_actions_ui/public/common/expression_items/group_by_over.tsx
+++ b/x-pack/platform/plugins/shared/triggers_actions_ui/public/common/expression_items/group_by_over.tsx
@@ -191,6 +191,12 @@ export const GroupByExpression = ({
                   value,
                 };
               })}
+              aria-label={i18n.translate(
+                'xpack.triggersActionsUI.common.expressionItems.groupByType.groupBySelectAriaLabel',
+                {
+                  defaultMessage: 'Group by',
+                }
+              )}
             />
           </EuiFlexItem>
 
diff --git a/x-pack/platform/plugins/shared/triggers_actions_ui/public/common/expression_items/threshold.tsx b/x-pack/platform/plugins/shared/triggers_actions_ui/public/common/expression_items/threshold.tsx
index d0ebb89a2d120..aaa0553e0c718 100644
--- a/x-pack/platform/plugins/shared/triggers_actions_ui/public/common/expression_items/threshold.tsx
+++ b/x-pack/platform/plugins/shared/triggers_actions_ui/public/common/expression_items/threshold.tsx
@@ -138,6 +138,10 @@ export const ThresholdExpression = ({
               options={Object.values(comparators).map(({ text, value }) => {
                 return { text, value };
               })}
+              aria-label={i18n.translate(
+                'xpack.triggersActionsUI.common.expressionItems.threshold.comparatorAriaLabel',
+                { defaultMessage: 'Threshold comparator' }
+              )}
             />
           </EuiFlexItem>
           {Array.from(Array(numRequiredThresholds)).map((_notUsed, i) => {
diff --git a/x-pack/platform/plugins/shared/triggers_actions_ui/public/common/expression_items/when.tsx b/x-pack/platform/plugins/shared/triggers_actions_ui/public/common/expression_items/when.tsx
index c3f620a281b9b..de979c96f58e8 100644
--- a/x-pack/platform/plugins/shared/triggers_actions_ui/public/common/expression_items/when.tsx
+++ b/x-pack/platform/plugins/shared/triggers_actions_ui/public/common/expression_items/when.tsx
@@ -82,6 +82,12 @@ export const WhenExpression = ({
           id="aggTypeField"
           value={aggType}
           fullWidth
+          aria-label={i18n.translate(
+            'xpack.triggersActionsUI.common.expressionItems.threshold.aggTypeSelectAriaLabel',
+            {
+              defaultMessage: 'Aggregation type',
+            }
+          )}
           onChange={(e) => {
             onChangeSelectedAggType(e.target.value);
             setAggTypePopoverOpen(false);
diff --git a/x-pack/solutions/observability/plugins/apm/public/components/alerting/rule_types/anomaly_rule_type/select_anomaly_severity.tsx b/x-pack/solutions/observability/plugins/apm/public/components/alerting/rule_types/anomaly_rule_type/select_anomaly_severity.tsx
index 3ea2146acdd24..00c669ed9a3e9 100644
--- a/x-pack/solutions/observability/plugins/apm/public/components/alerting/rule_types/anomaly_rule_type/select_anomaly_severity.tsx
+++ b/x-pack/solutions/observability/plugins/apm/public/components/alerting/rule_types/anomaly_rule_type/select_anomaly_severity.tsx
@@ -7,6 +7,7 @@
 
 import React from 'react';
 import { FormattedMessage } from '@kbn/i18n-react';
+import { i18n } from '@kbn/i18n';
 import { EuiHealth, EuiSpacer, EuiSuperSelect, EuiText } from '@elastic/eui';
 import { getSeverityColor } from '../../../../../common/anomaly_detection';
 import type { AnomalyAlertSeverityType } from '../../../../../common/rules/apm_rule_types';
@@ -31,6 +32,9 @@ export function SelectAnomalySeverity({ onChange, value }: Props) {
     <EuiSuperSelect
       hasDividers
       style={{ width: 200 }}
+      aria-label={i18n.translate('xpack.apm.alerts.anomalySeverity.selectAriaLabel', {
+        defaultMessage: 'Anomaly severity',
+      })}
       options={ANOMALY_ALERT_SEVERITY_TYPES.map((option) => ({
         value: option.type,
         inputDisplay: <AnomalySeverity type={option.type} />,
diff --git a/x-pack/solutions/observability/plugins/apm/public/components/alerting/rule_types/transaction_duration_rule_type/index.tsx b/x-pack/solutions/observability/plugins/apm/public/components/alerting/rule_types/transaction_duration_rule_type/index.tsx
index 2b4f0c4e354c6..5430add05f648 100644
--- a/x-pack/solutions/observability/plugins/apm/public/components/alerting/rule_types/transaction_duration_rule_type/index.tsx
+++ b/x-pack/solutions/observability/plugins/apm/public/components/alerting/rule_types/transaction_duration_rule_type/index.tsx
@@ -223,6 +223,12 @@ export function TransactionDurationRuleType(props: Props) {
       })}
     >
       <EuiSelect
+        aria-label={i18n.translate(
+          'xpack.apm.transactionDurationRuleType.aggregationTypeSelect.ariaLabel',
+          {
+            defaultMessage: 'Aggregation type',
+          }
+        )}
         data-test-subj="apmTransactionDurationRuleTypeSelect"
         value={params.aggregationType}
         options={map(TRANSACTION_ALERT_AGGREGATION_TYPES, (label, key) => {
diff --git a/x-pack/solutions/observability/plugins/apm/public/components/alerting/ui_components/alert_details_app_section/transaction_type_select.tsx b/x-pack/solutions/observability/plugins/apm/public/components/alerting/ui_components/alert_details_app_section/transaction_type_select.tsx
index 638917da9a8c4..454aaab5e9c6a 100644
--- a/x-pack/solutions/observability/plugins/apm/public/components/alerting/ui_components/alert_details_app_section/transaction_type_select.tsx
+++ b/x-pack/solutions/observability/plugins/apm/public/components/alerting/ui_components/alert_details_app_section/transaction_type_select.tsx
@@ -18,18 +18,23 @@ export function TransactionTypeSelect({
   onChange: (transactionType: string) => void;
 }) {
   const options = transactionTypes.map((t) => ({ text: t, value: t }));
+  const transactionTypeLabel = i18n.translate(
+    'xpack.apm.alertingVisualizations.transactionType.prepend',
+    {
+      defaultMessage: 'Transaction Type',
+    }
+  );
 
   return (
     <EuiSelect
       style={{ minWidth: 160 }}
       compressed
       data-test-subj="alertingFilterTransactionType"
-      prepend={i18n.translate('xpack.apm.alertingVisualizations.transactionType.prepend', {
-        defaultMessage: 'Transaction Type',
-      })}
+      prepend={transactionTypeLabel}
       onChange={(event) => onChange(event.target.value)}
       options={options}
       value={transactionType}
+      aria-label={transactionTypeLabel}
     />
   );
 }
diff --git a/x-pack/solutions/observability/plugins/apm/public/components/app/error_group_details/error_sampler/error_sample_detail.tsx b/x-pack/solutions/observability/plugins/apm/public/components/app/error_group_details/error_sampler/error_sample_detail.tsx
index 4b7aa52f6bf5c..19b5b1118dbe4 100644
--- a/x-pack/solutions/observability/plugins/apm/public/components/app/error_group_details/error_sampler/error_sample_detail.tsx
+++ b/x-pack/solutions/observability/plugins/apm/public/components/app/error_group_details/error_sampler/error_sample_detail.tsx
@@ -189,6 +189,9 @@ export function ErrorSampleDetails({
               pageCount={errorSampleIds.length}
               activePage={sampleActivePage}
               onPageClick={goToSample}
+              aria-label={i18n.translate('xpack.apm.errorSampleDetails.paginationAriaLabel', {
+                defaultMessage: 'Error sample pages',
+              })}
               compressed
             />
           )}
diff --git a/x-pack/solutions/observability/plugins/apm/public/components/app/mobile/charts/mobile_errors_and_crashes_treemap/treemap_select.tsx b/x-pack/solutions/observability/plugins/apm/public/components/app/mobile/charts/mobile_errors_and_crashes_treemap/treemap_select.tsx
index b2bb06a58095d..8303478878d68 100644
--- a/x-pack/solutions/observability/plugins/apm/public/components/app/mobile/charts/mobile_errors_and_crashes_treemap/treemap_select.tsx
+++ b/x-pack/solutions/observability/plugins/apm/public/components/app/mobile/charts/mobile_errors_and_crashes_treemap/treemap_select.tsx
@@ -93,6 +93,9 @@ export function TreemapSelect({
             onChange={onChange}
             itemLayoutAlign="top"
             hasDividers
+            aria-label={i18n.translate('xpack.apm.transactionOverview.treemap.select.ariaLabel', {
+              defaultMessage: 'Treemap',
+            })}
           />
         </EuiFlexItem>
       </EuiFlexGroup>
diff --git a/x-pack/solutions/observability/plugins/apm/public/components/app/mobile/charts/mobile_most_affected/treemap_select.tsx b/x-pack/solutions/observability/plugins/apm/public/components/app/mobile/charts/mobile_most_affected/treemap_select.tsx
index fc72a32cc1263..d6318ac40fd13 100644
--- a/x-pack/solutions/observability/plugins/apm/public/components/app/mobile/charts/mobile_most_affected/treemap_select.tsx
+++ b/x-pack/solutions/observability/plugins/apm/public/components/app/mobile/charts/mobile_most_affected/treemap_select.tsx
@@ -97,6 +97,12 @@ export function TreemapSelect({
             onChange={onChange}
             itemLayoutAlign="top"
             hasDividers
+            aria-label={i18n.translate(
+              'xpack.apm.mobile.errorOverview.treemap.dropdown.ariaLabel',
+              {
+                defaultMessage: 'Treemap',
+              }
+            )}
           />
         </EuiFlexItem>
       </EuiFlexGroup>
diff --git a/x-pack/solutions/observability/plugins/apm/public/components/app/mobile/charts/mobile_treemap/treemap_select.tsx b/x-pack/solutions/observability/plugins/apm/public/components/app/mobile/charts/mobile_treemap/treemap_select.tsx
index b1b3d6bf2e5b2..9a96433482923 100644
--- a/x-pack/solutions/observability/plugins/apm/public/components/app/mobile/charts/mobile_treemap/treemap_select.tsx
+++ b/x-pack/solutions/observability/plugins/apm/public/components/app/mobile/charts/mobile_treemap/treemap_select.tsx
@@ -96,6 +96,9 @@ export function TreemapSelect({
             onChange={onChange}
             itemLayoutAlign="top"
             hasDividers
+            aria-label={i18n.translate('xpack.apm.transactionOverview.treemap.select.ariaLabel', {
+              defaultMessage: 'Treemap',
+            })}
           />
         </EuiFlexItem>
       </EuiFlexGroup>
diff --git a/x-pack/solutions/observability/plugins/apm/public/components/app/mobile/service_overview/filters/index.tsx b/x-pack/solutions/observability/plugins/apm/public/components/app/mobile/service_overview/filters/index.tsx
index 117cac851f0f7..437b714558283 100644
--- a/x-pack/solutions/observability/plugins/apm/public/components/app/mobile/service_overview/filters/index.tsx
+++ b/x-pack/solutions/observability/plugins/apm/public/components/app/mobile/service_overview/filters/index.tsx
@@ -122,6 +122,7 @@ export function MobileFilters() {
               fullWidth
               isLoading={status === FETCH_STATUS.LOADING}
               prepend={label}
+              aria-label={label}
               options={toSelectOptions(selectOptions)}
               value={filters?.[key]}
               onChange={(e) => {
diff --git a/x-pack/solutions/observability/plugins/apm/public/components/app/mobile/service_overview/geo_map/embedded_map_select.tsx b/x-pack/solutions/observability/plugins/apm/public/components/app/mobile/service_overview/geo_map/embedded_map_select.tsx
index 68922e48ac5a2..1a21f3b94f4a7 100644
--- a/x-pack/solutions/observability/plugins/apm/public/components/app/mobile/service_overview/geo_map/embedded_map_select.tsx
+++ b/x-pack/solutions/observability/plugins/apm/public/components/app/mobile/service_overview/geo_map/embedded_map_select.tsx
@@ -88,6 +88,9 @@ export function EmbeddedMapSelect({
         onChange={onChange}
         itemLayoutAlign="top"
         hasDividers
+        aria-label={i18n.translate('xpack.apm.serviceOverview.embeddedMap.dropdown.ariaLabel', {
+          defaultMessage: 'Map',
+        })}
       />
     </EuiFlexGroup>
   );
diff --git a/x-pack/solutions/observability/plugins/apm/public/components/app/service_dashboards/actions/save_dashboard_modal.tsx b/x-pack/solutions/observability/plugins/apm/public/components/app/service_dashboards/actions/save_dashboard_modal.tsx
index 7a7e2c6934995..a807bb728f89d 100644
--- a/x-pack/solutions/observability/plugins/apm/public/components/app/service_dashboards/actions/save_dashboard_modal.tsx
+++ b/x-pack/solutions/observability/plugins/apm/public/components/app/service_dashboards/actions/save_dashboard_modal.tsx
@@ -76,6 +76,12 @@ export function SaveDashboardModal({
   );
 
   const isEditMode = !!currentDashboard?.id;
+  const selectDashboardLabel = i18n.translate(
+    'xpack.apm.serviceDashboards.selectDashboard.placeholder',
+    {
+      defaultMessage: 'Select dashboard',
+    }
+  );
 
   const options = allAvailableDashboards?.map((dashboardItem) => ({
     label: dashboardItem.attributes.title,
@@ -167,9 +173,8 @@ export function SaveDashboardModal({
           <EuiComboBox
             isLoading={status === FETCH_STATUS.LOADING || isLoading}
             isDisabled={status === FETCH_STATUS.LOADING || isEditMode}
-            placeholder={i18n.translate('xpack.apm.serviceDashboards.selectDashboard.placeholder', {
-              defaultMessage: 'Select dashboard',
-            })}
+            placeholder={selectDashboardLabel}
+            aria-label={selectDashboardLabel}
             singleSelection={{ asPlainText: true }}
             options={options}
             selectedOptions={selectedDashboard}
diff --git a/x-pack/solutions/observability/plugins/apm/public/components/app/service_dashboards/dashboard_selector.tsx b/x-pack/solutions/observability/plugins/apm/public/components/app/service_dashboards/dashboard_selector.tsx
index 200a5005e46a1..e90313f0292bf 100644
--- a/x-pack/solutions/observability/plugins/apm/public/components/app/service_dashboards/dashboard_selector.tsx
+++ b/x-pack/solutions/observability/plugins/apm/public/components/app/service_dashboards/dashboard_selector.tsx
@@ -28,6 +28,13 @@ export function DashboardSelector({
 
   const [selectedDashboard, setSelectedDashboard] = useState<MergedServiceDashboard>();
 
+  const selectDashboardPlaceholder = i18n.translate(
+    'xpack.apm.serviceDashboards.selectDashboard.placeholder',
+    {
+      defaultMessage: 'Select dashboard',
+    }
+  );
+
   useMount(() => {
     if (!currentDashboardId) {
       history.push({
@@ -65,9 +72,8 @@ export function DashboardSelector({
     <EuiComboBox
       compressed
       style={{ minWidth: '200px' }}
-      placeholder={i18n.translate('xpack.apm.serviceDashboards.selectDashboard.placeholder', {
-        defaultMessage: 'Select dashboard',
-      })}
+      placeholder={selectDashboardPlaceholder}
+      aria-label={selectDashboardPlaceholder}
       prepend={i18n.translate('xpack.apm.serviceDashboards.selectDashboard.prepend', {
         defaultMessage: 'Dashboard',
       })}
diff --git a/x-pack/solutions/observability/plugins/apm/public/components/app/storage_explorer/index_lifecycle_phase_select.tsx b/x-pack/solutions/observability/plugins/apm/public/components/app/storage_explorer/index_lifecycle_phase_select.tsx
index b1f94f4826a31..39ef5d6123348 100644
--- a/x-pack/solutions/observability/plugins/apm/public/components/app/storage_explorer/index_lifecycle_phase_select.tsx
+++ b/x-pack/solutions/observability/plugins/apm/public/components/app/storage_explorer/index_lifecycle_phase_select.tsx
@@ -20,6 +20,13 @@ export function IndexLifecyclePhaseSelect() {
     query: { indexLifecyclePhase },
   } = useApmParams('/storage-explorer');
 
+  const indexLifecyclePhaseLabel = i18n.translate(
+    'xpack.apm.storageExplorer.indexLifecyclePhase.label',
+    {
+      defaultMessage: 'Index lifecycle phase',
+    }
+  );
+
   const options = [
     {
       value: IndexLifecyclePhaseSelectOption.All,
@@ -92,9 +99,7 @@ export function IndexLifecyclePhaseSelect() {
 
   return (
     <EuiSuperSelect
-      prepend={i18n.translate('xpack.apm.storageExplorer.indexLifecyclePhase.label', {
-        defaultMessage: 'Index lifecycle phase',
-      })}
+      prepend={indexLifecyclePhaseLabel}
       options={options}
       valueOfSelected={indexLifecyclePhase}
       onChange={(value) => {
@@ -105,6 +110,7 @@ export function IndexLifecyclePhaseSelect() {
       hasDividers
       style={{ minWidth: 200 }}
       data-test-subj="storageExplorerLifecyclePhaseSelect"
+      aria-label={indexLifecyclePhaseLabel}
     />
   );
 }
diff --git a/x-pack/solutions/observability/plugins/apm/public/components/app/trace_explorer/trace_search_box/index.tsx b/x-pack/solutions/observability/plugins/apm/public/components/app/trace_explorer/trace_search_box/index.tsx
index 3618a26d04e08..87d129a348600 100644
--- a/x-pack/solutions/observability/plugins/apm/public/components/app/trace_explorer/trace_search_box/index.tsx
+++ b/x-pack/solutions/observability/plugins/apm/public/components/app/trace_explorer/trace_search_box/index.tsx
@@ -104,6 +104,12 @@ export function TraceSearchBox({ query, onQueryChange, onQueryCommit, loading }:
                     });
                   }}
                   options={options}
+                  aria-label={i18n.translate(
+                    'xpack.apm.traceSearchBox.queryLanguageSelectAriaLabel',
+                    {
+                      defaultMessage: 'Query language',
+                    }
+                  )}
                 />
               </EuiFlexItem>
             </EuiFlexGroup>
diff --git a/x-pack/solutions/observability/plugins/apm/public/components/app/transaction_details/waterfall_with_summary/index.tsx b/x-pack/solutions/observability/plugins/apm/public/components/app/transaction_details/waterfall_with_summary/index.tsx
index 3f3f9e0c58b47..fd11d93262724 100644
--- a/x-pack/solutions/observability/plugins/apm/public/components/app/transaction_details/waterfall_with_summary/index.tsx
+++ b/x-pack/solutions/observability/plugins/apm/public/components/app/transaction_details/waterfall_with_summary/index.tsx
@@ -128,6 +128,12 @@ export function WaterfallWithSummary<TSample extends {}>({
                 activePage={samplePageIndex}
                 onPageClick={goToSample}
                 compressed
+                aria-label={i18n.translate(
+                  'xpack.apm.transactionDetails.traceSamplePaginationLabel',
+                  {
+                    defaultMessage: 'Trace sample pages',
+                  }
+                )}
               />
             )}
           </EuiFlexItem>
diff --git a/x-pack/solutions/observability/plugins/apm/public/components/fleet_integration/apm_agents/runtime_attachment/discovery_rule.tsx b/x-pack/solutions/observability/plugins/apm/public/components/fleet_integration/apm_agents/runtime_attachment/discovery_rule.tsx
index 8eb868b83611b..3e274ded13acc 100644
--- a/x-pack/solutions/observability/plugins/apm/public/components/fleet_integration/apm_agents/runtime_attachment/discovery_rule.tsx
+++ b/x-pack/solutions/observability/plugins/apm/public/components/fleet_integration/apm_agents/runtime_attachment/discovery_rule.tsx
@@ -102,6 +102,10 @@ export function DiscoveryRule({
                     data-test-subj="apmDiscoveryRuleButton"
                     iconType="pencil"
                     color="primary"
+                    aria-label={i18n.translate(
+                      'xpack.apm.fleetIntegration.apmAgent.discoveryRule.editButtonAriaLabel',
+                      { defaultMessage: 'Edit rule' }
+                    )}
                     onClick={() => {
                       onEdit(id);
                     }}
@@ -112,6 +116,10 @@ export function DiscoveryRule({
                     data-test-subj="apmDiscoveryRuleButton"
                     iconType="trash"
                     color="danger"
+                    aria-label={i18n.translate(
+                      'xpack.apm.fleetIntegration.apmAgent.discoveryRule.deleteButtonAriaLabel',
+                      { defaultMessage: 'Delete rule' }
+                    )}
                     onClick={() => {
                       onDelete(id);
                     }}
diff --git a/x-pack/solutions/observability/plugins/apm/public/components/fleet_integration/apm_agents/runtime_attachment/edit_discovery_rule.tsx b/x-pack/solutions/observability/plugins/apm/public/components/fleet_integration/apm_agents/runtime_attachment/edit_discovery_rule.tsx
index d2e968fbd897f..cbb53a626768c 100644
--- a/x-pack/solutions/observability/plugins/apm/public/components/fleet_integration/apm_agents/runtime_attachment/edit_discovery_rule.tsx
+++ b/x-pack/solutions/observability/plugins/apm/public/components/fleet_integration/apm_agents/runtime_attachment/edit_discovery_rule.tsx
@@ -48,19 +48,22 @@ export function EditDiscoveryRule({
   onSubmit,
   operationTypes,
 }: Props) {
+  const operationLabel = i18n.translate(
+    'xpack.apm.fleetIntegration.apmAgent.editDisacoveryRule.operation',
+    { defaultMessage: 'Operation' }
+  );
+
   return (
     <EuiPanel paddingSize="m" hasBorder={true}>
       <EuiFlexGroup>
         <EuiFlexItem grow={false}>
           <EuiFormFieldset
             legend={{
-              children: i18n.translate(
-                'xpack.apm.fleetIntegration.apmAgent.editDisacoveryRule.operation',
-                { defaultMessage: 'Operation' }
-              ),
+              children: operationLabel,
             }}
           >
             <EuiSelect
+              aria-label={operationLabel}
               data-test-subj="apmEditDiscoveryRuleSelect"
               options={operationTypes.map((item) => ({
                 text: item.operation.label,
diff --git a/x-pack/solutions/observability/plugins/apm/public/components/shared/try_it_button/index.tsx b/x-pack/solutions/observability/plugins/apm/public/components/shared/try_it_button/index.tsx
index 03e0e15b51372..58563604b1774 100644
--- a/x-pack/solutions/observability/plugins/apm/public/components/shared/try_it_button/index.tsx
+++ b/x-pack/solutions/observability/plugins/apm/public/components/shared/try_it_button/index.tsx
@@ -76,7 +76,7 @@ export function TryItButton({
               iconType="info"
               aria-label={i18n.translate(
                 'xpack.apm.tryItButton.euiButtonIcon.tryItHelperButtonLabel',
-                { defaultMessage: 'Try it helper button' }
+                { defaultMessage: 'Try it help' }
               )}
               onClick={togglePopover}
             />
@@ -170,10 +170,11 @@ export function TryItButton({
   function HideThisButton() {
     return (
       <EuiFlexItem grow={false}>
-        <EuiToolTip content={hideThisContent}>
+        <EuiToolTip content={hideThisContent} disableScreenReaderOutput>
           <EuiButtonIcon
             data-test-subj="apmHideThisButtonButton"
             iconType="cross"
+            aria-label={hideThisContent}
             onClick={() => {
               setShowFastFilterTryCallout(false);
             }}
diff --git a/x-pack/solutions/observability/plugins/exploratory_view/public/components/shared/exploratory_view/series_editor/breakdown/breakdowns.tsx b/x-pack/solutions/observability/plugins/exploratory_view/public/components/shared/exploratory_view/series_editor/breakdown/breakdowns.tsx
index cb3a1aa40672a..9a924e22cde5e 100644
--- a/x-pack/solutions/observability/plugins/exploratory_view/public/components/shared/exploratory_view/series_editor/breakdown/breakdowns.tsx
+++ b/x-pack/solutions/observability/plugins/exploratory_view/public/components/shared/exploratory_view/series_editor/breakdown/breakdowns.tsx
@@ -122,6 +122,9 @@ export function Breakdowns({ seriesConfig, seriesId, series }: Props) {
         onChange={(value) => onOptionChange(value)}
         data-test-subj={'seriesBreakdown'}
         disabled={differentSeriesHasBreakdown}
+        aria-label={i18n.translate('xpack.exploratoryView.breakDownFilter.selectAriaLabel', {
+          defaultMessage: 'Breakdown',
+        })}
       />
     );
   }
diff --git a/x-pack/solutions/observability/plugins/exploratory_view/public/components/shared/exploratory_view/series_editor/breakdown/label_breakdown.tsx b/x-pack/solutions/observability/plugins/exploratory_view/public/components/shared/exploratory_view/series_editor/breakdown/label_breakdown.tsx
index 2801effe601eb..5c74a9e256ccd 100644
--- a/x-pack/solutions/observability/plugins/exploratory_view/public/components/shared/exploratory_view/series_editor/breakdown/label_breakdown.tsx
+++ b/x-pack/solutions/observability/plugins/exploratory_view/public/components/shared/exploratory_view/series_editor/breakdown/label_breakdown.tsx
@@ -47,6 +47,7 @@ export function LabelsBreakdown({ series, seriesId }: Props) {
         selectedOptions={labelFieldOptions?.filter((labelField) => labelField.label === breakdown)}
         options={labelFieldOptions}
         placeholder={CHOOSE_BREAKDOWN_FIELD}
+        aria-label={CHOOSE_BREAKDOWN_FIELD}
         onChange={(value) => {
           setSeries(seriesId, {
             ...series,
diff --git a/x-pack/solutions/observability/plugins/exploratory_view/public/components/shared/exploratory_view/series_editor/columns/operation_type_select.tsx b/x-pack/solutions/observability/plugins/exploratory_view/public/components/shared/exploratory_view/series_editor/columns/operation_type_select.tsx
index 072768753f708..efe84e2f4e124 100644
--- a/x-pack/solutions/observability/plugins/exploratory_view/public/components/shared/exploratory_view/series_editor/columns/operation_type_select.tsx
+++ b/x-pack/solutions/observability/plugins/exploratory_view/public/components/shared/exploratory_view/series_editor/columns/operation_type_select.tsx
@@ -127,6 +127,9 @@ export function OperationTypeComponent({
       valueOfSelected={operationType}
       options={options}
       onChange={onChange}
+      aria-label={i18n.translate('xpack.exploratoryView.expView.operationTypeSelect.ariaLabel', {
+        defaultMessage: 'Operation type',
+      })}
     />
   );
 }
diff --git a/x-pack/solutions/observability/plugins/infra/public/alerting/log_threshold/components/expression_editor/criterion.tsx b/x-pack/solutions/observability/plugins/infra/public/alerting/log_threshold/components/expression_editor/criterion.tsx
index 8353ae86ddf02..e97d0e3b6e866 100644
--- a/x-pack/solutions/observability/plugins/infra/public/alerting/log_threshold/components/expression_editor/criterion.tsx
+++ b/x-pack/solutions/observability/plugins/infra/public/alerting/log_threshold/components/expression_editor/criterion.tsx
@@ -208,6 +208,7 @@ export const Criterion: React.FC<Props> = ({
                     fullWidth
                     isClearable={false}
                     singleSelection={{ asPlainText: true }}
+                    aria-label={criterionFieldTitle}
                     options={fieldOptions}
                     selectedOptions={selectedField}
                     onChange={handleFieldChange}
@@ -272,6 +273,12 @@ export const Criterion: React.FC<Props> = ({
                           updateCriterion(idx, { comparator: e.target.value as Comparator })
                         }
                         options={compatibleComparatorOptions}
+                        aria-label={i18n.translate(
+                          'xpack.infra.logs.alertFlyout.comparatorSelectAriaLabel',
+                          {
+                            defaultMessage: 'Comparison',
+                          }
+                        )}
                       />
                     </EuiFormRow>
                   </EuiFlexItem>
diff --git a/x-pack/solutions/observability/plugins/infra/public/alerting/log_threshold/components/expression_editor/type_switcher.tsx b/x-pack/solutions/observability/plugins/infra/public/alerting/log_threshold/components/expression_editor/type_switcher.tsx
index 2f9d653a940b2..7db88cf74162f 100644
--- a/x-pack/solutions/observability/plugins/infra/public/alerting/log_threshold/components/expression_editor/type_switcher.tsx
+++ b/x-pack/solutions/observability/plugins/infra/public/alerting/log_threshold/components/expression_editor/type_switcher.tsx
@@ -93,6 +93,12 @@ export const TypeSwitcher: React.FC<Props> = ({ criteria, updateType }) => {
                 value={thresholdType}
                 onChange={(e) => updateType(thresholdType === 'ratio' ? 'count' : 'ratio')}
                 options={getOptions()}
+                aria-label={i18n.translate(
+                  'xpack.infra.logs.alertFlyout.thresholdTypeSelect.ariaLabel',
+                  {
+                    defaultMessage: 'Threshold type',
+                  }
+                )}
               />
             </EuiFlexItem>
           </EuiFlexGroup>
diff --git a/x-pack/solutions/observability/plugins/infra/public/alerting/metric_threshold/components/custom_equation/metric_row_controls.tsx b/x-pack/solutions/observability/plugins/infra/public/alerting/metric_threshold/components/custom_equation/metric_row_controls.tsx
index 6145a0dbec9bc..624c6080f0b6b 100644
--- a/x-pack/solutions/observability/plugins/infra/public/alerting/metric_threshold/components/custom_equation/metric_row_controls.tsx
+++ b/x-pack/solutions/observability/plugins/infra/public/alerting/metric_threshold/components/custom_equation/metric_row_controls.tsx
@@ -22,6 +22,7 @@ export const MetricRowControls = ({ onDelete, disableDelete }: MetricRowControlP
           iconType="trash"
           color="danger"
           style={{ marginBottom: '0.2em' }}
+          aria-label={DELETE_LABEL}
           onClick={onDelete}
           disabled={disableDelete}
           title={DELETE_LABEL}
diff --git a/x-pack/solutions/observability/plugins/infra/public/components/asset_details/asset_details.stories.tsx b/x-pack/solutions/observability/plugins/infra/public/components/asset_details/asset_details.stories.tsx
index ca83c83968140..9ce7be70a4266 100644
--- a/x-pack/solutions/observability/plugins/infra/public/components/asset_details/asset_details.stories.tsx
+++ b/x-pack/solutions/observability/plugins/infra/public/components/asset_details/asset_details.stories.tsx
@@ -6,6 +6,7 @@
  */
 
 import React, { useState } from 'react';
+import { i18n } from '@kbn/i18n';
 import { EuiButton, EuiCallOut, EuiSelect, EuiSpacer } from '@elastic/eui';
 import type { Meta, StoryFn } from '@storybook/react';
 import { MemoryRouter } from 'react-router-dom';
@@ -73,6 +74,9 @@ const FlyoutTemplate: StoryFn<AssetDetailsStoryArgs> = (args) => {
           text: id,
           value: id,
         }))}
+        aria-label={i18n.translate('xpack.infra.assetDetails.flyout.tabSelectAriaLabel', {
+          defaultMessage: 'Asset details tabs',
+        })}
       />
       <EuiSpacer />
       <EuiButton
diff --git a/x-pack/solutions/observability/plugins/observability/public/components/alert_actions/alert_actions.tsx b/x-pack/solutions/observability/plugins/observability/public/components/alert_actions/alert_actions.tsx
index 740bb2d8c9303..ae5c2348b13f0 100644
--- a/x-pack/solutions/observability/plugins/observability/public/components/alert_actions/alert_actions.tsx
+++ b/x-pack/solutions/observability/plugins/observability/public/components/alert_actions/alert_actions.tsx
@@ -176,13 +176,18 @@ export function AlertActions(
     <>
       {!parentAlert && (
         <EuiFlexItem>
-          <EuiToolTip data-test-subj="expand-event-tool-tip" content={VIEW_DETAILS}>
+          <EuiToolTip
+            data-test-subj="expand-event-tool-tip"
+            content={VIEW_DETAILS}
+            disableScreenReaderOutput
+          >
             <EuiButtonIcon
               data-test-subj="expand-event"
               iconType="expand"
               onClick={onExpandEvent}
               size="s"
               color="text"
+              aria-label={VIEW_DETAILS}
             />
           </EuiToolTip>
         </EuiFlexItem>
diff --git a/x-pack/solutions/observability/plugins/observability/public/pages/rule_details/components/header_actions.tsx b/x-pack/solutions/observability/plugins/observability/public/pages/rule_details/components/header_actions.tsx
index a2da1b70b7fca..d552c849f8521 100644
--- a/x-pack/solutions/observability/plugins/observability/public/pages/rule_details/components/header_actions.tsx
+++ b/x-pack/solutions/observability/plugins/observability/public/pages/rule_details/components/header_actions.tsx
@@ -229,6 +229,9 @@ export function HeaderActions({
             onClick={() => {
               setSnoozeModalOpen(true);
             }}
+            aria-label={i18n.translate('xpack.observability.ruleDetails.snoozeButtonAriaLabel', {
+              defaultMessage: 'Manage rule snooze',
+            })}
           />
         </EuiFlexItem>
       </EuiFlexGroup>
diff --git a/x-pack/solutions/observability/plugins/observability_shared/public/components/add_data_panel/index.tsx b/x-pack/solutions/observability/plugins/observability_shared/public/components/add_data_panel/index.tsx
index 6cafcafaf44a2..1982ef6f1cb6a 100644
--- a/x-pack/solutions/observability/plugins/observability_shared/public/components/add_data_panel/index.tsx
+++ b/x-pack/solutions/observability/plugins/observability_shared/public/components/add_data_panel/index.tsx
@@ -164,6 +164,10 @@ export function AddDataPanel({
               data-test-subj="AddDataPanelDismissButton"
               iconType="cross"
               onClick={onDismiss}
+              aria-label={i18n.translate(
+                'xpack.observabilityShared.addDataPabel.dismissButtonAriaLabel',
+                { defaultMessage: 'Dismiss panel' }
+              )}
             />
           )}
         </EuiFlexGroup>
diff --git a/x-pack/solutions/observability/plugins/observability_shared/public/components/field_value_suggestions/field_value_combobox.tsx b/x-pack/solutions/observability/plugins/observability_shared/public/components/field_value_suggestions/field_value_combobox.tsx
index 6a9edc7d91ce5..1b04008dc4494 100644
--- a/x-pack/solutions/observability/plugins/observability_shared/public/components/field_value_suggestions/field_value_combobox.tsx
+++ b/x-pack/solutions/observability/plugins/observability_shared/public/components/field_value_suggestions/field_value_combobox.tsx
@@ -61,18 +61,21 @@ export function FieldValueCombobox({
     onSelectionChange(selectedValuesN.map(({ label: lbl }) => lbl));
   };
 
+  const searchFieldPlaceholder = i18n.translate(
+    'xpack.observabilityShared.fieldValueSelection.placeholder.search',
+    {
+      defaultMessage: 'Search {label}',
+      values: { label },
+    }
+  );
+
   const comboBox = (
     <EuiComboBox
       fullWidth
       singleSelection={singleSelection ? { asPlainText: true } : false}
       compressed={compressed}
-      placeholder={i18n.translate(
-        'xpack.observabilityShared.fieldValueSelection.placeholder.search',
-        {
-          defaultMessage: 'Search {label}',
-          values: { label },
-        }
-      )}
+      placeholder={searchFieldPlaceholder}
+      aria-label={searchFieldPlaceholder}
       isLoading={loading}
       onSearchChange={(searchVal) => {
         setQuery(searchVal);
diff --git a/x-pack/solutions/observability/plugins/profiling/public/views/storage_explorer/index_lifecycle_phase_select.tsx b/x-pack/solutions/observability/plugins/profiling/public/views/storage_explorer/index_lifecycle_phase_select.tsx
index 05fd8868ed14a..3231a5aaaba9f 100644
--- a/x-pack/solutions/observability/plugins/profiling/public/views/storage_explorer/index_lifecycle_phase_select.tsx
+++ b/x-pack/solutions/observability/plugins/profiling/public/views/storage_explorer/index_lifecycle_phase_select.tsx
@@ -19,6 +19,13 @@ export function IndexLifecyclePhaseSelect() {
   const { query } = useProfilingParams('/storage-explorer');
   const { indexLifecyclePhase } = query;
 
+  const indexLifecyclePhaseLabel = i18n.translate(
+    'xpack.profiling.storageExplorer.indexLifecyclePhase.label',
+    {
+      defaultMessage: 'Index lifecycle phase',
+    }
+  );
+
   const options = [
     {
       value: IndexLifecyclePhaseSelectOption.All,
@@ -97,9 +104,8 @@ export function IndexLifecyclePhaseSelect() {
 
   return (
     <EuiSuperSelect
-      prepend={i18n.translate('xpack.profiling.storageExplorer.indexLifecyclePhase.label', {
-        defaultMessage: 'Index lifecycle phase',
-      })}
+      aria-label={indexLifecyclePhaseLabel}
+      prepend={indexLifecyclePhaseLabel}
       options={options}
       valueOfSelected={indexLifecyclePhase}
       onChange={(value) => {
diff --git a/x-pack/solutions/observability/plugins/slo/public/pages/slo_details/components/error_budget_actions.tsx b/x-pack/solutions/observability/plugins/slo/public/pages/slo_details/components/error_budget_actions.tsx
index c224fbb6d7bee..7fbac9eafe59c 100644
--- a/x-pack/solutions/observability/plugins/slo/public/pages/slo_details/components/error_budget_actions.tsx
+++ b/x-pack/solutions/observability/plugins/slo/public/pages/slo_details/components/error_budget_actions.tsx
@@ -27,6 +27,9 @@ export function ErrorBudgetActions({ setDashboardAttachmentReady }: Props) {
       data-test-subj="o11yErrorBudgetActionsButton"
       iconType={'boxesHorizontal'}
       onClick={() => setIsActionsPopoverOpen(!isActionsPopoverOpen)}
+      aria-label={i18n.translate('xpack.slo.item.actions.openMenuAriaLabel', {
+        defaultMessage: 'Error budget actions context menu',
+      })}
     />
   );
   return (
diff --git a/x-pack/solutions/observability/plugins/slo/public/pages/slo_details/components/groupings/slo_grouping_value_selector.tsx b/x-pack/solutions/observability/plugins/slo/public/pages/slo_details/components/groupings/slo_grouping_value_selector.tsx
index 0009696481585..527318df66ddd 100644
--- a/x-pack/solutions/observability/plugins/slo/public/pages/slo_details/components/groupings/slo_grouping_value_selector.tsx
+++ b/x-pack/solutions/observability/plugins/slo/public/pages/slo_details/components/groupings/slo_grouping_value_selector.tsx
@@ -56,6 +56,10 @@ export function SLOGroupingValueSelector({ slo, groupingKey, value }: Props) {
     }
   }, [data]);
 
+  const selectGroupValueLabel = i18n.translate('xpack.slo.sLOGroupingValueSelector.placeholder', {
+    defaultMessage: 'Select a group value',
+  });
+
   const onChange = (selected: Array<EuiComboBoxOptionOption<string>>) => {
     const newValue = selected[0].value;
     if (!newValue) return;
@@ -68,6 +72,12 @@ export function SLOGroupingValueSelector({ slo, groupingKey, value }: Props) {
       search: urlSearchParams.toString(),
     });
   };
+  const copySLOGroupingValueAriaLabel = i18n.translate(
+    'xpack.slo.sLOGroupingValueSelector.copyButton.label',
+    {
+      defaultMessage: 'Copy SLO Grouping Value',
+    }
+  );
 
   return (
     <EuiFlexItem grow={false}>
@@ -87,12 +97,7 @@ export function SLOGroupingValueSelector({ slo, groupingKey, value }: Props) {
                   color="text"
                   iconType="copyClipboard"
                   onClick={copy}
-                  aria-label={i18n.translate(
-                    'xpack.slo.sLOGroupingValueSelector.copyButton.label',
-                    {
-                      defaultMessage: 'Copy value to clipboard',
-                    }
-                  )}
+                  aria-label={copySLOGroupingValueAriaLabel}
                 />
               )}
             </EuiCopy>
@@ -102,10 +107,7 @@ export function SLOGroupingValueSelector({ slo, groupingKey, value }: Props) {
               color="text"
               disabled={true}
               iconType="copyClipboard"
-              aria-label={i18n.translate(
-                'xpack.slo.sLOGroupingValueSelector.copyButton.noValueLabel',
-                { defaultMessage: 'Select a value before' }
-              )}
+              aria-label={copySLOGroupingValueAriaLabel}
             />
           )
         }
@@ -113,9 +115,8 @@ export function SLOGroupingValueSelector({ slo, groupingKey, value }: Props) {
         options={options}
         isLoading={isLoading}
         isDisabled={isError || !isAvailable}
-        placeholder={i18n.translate('xpack.slo.sLOGroupingValueSelector.placeholder', {
-          defaultMessage: 'Select a group value',
-        })}
+        aria-label={selectGroupValueLabel}
+        placeholder={selectGroupValueLabel}
         selectedOptions={currentValue ? [toField(currentValue)] : []}
         onChange={onChange}
         truncationProps={{
diff --git a/x-pack/solutions/observability/plugins/slo/public/pages/slo_edit/components/common/slo_inspect/slo_inspect.tsx b/x-pack/solutions/observability/plugins/slo/public/pages/slo_edit/components/common/slo_inspect/slo_inspect.tsx
index 3addac06ba509..ea8ae1737ed41 100644
--- a/x-pack/solutions/observability/plugins/slo/public/pages/slo_edit/components/common/slo_inspect/slo_inspect.tsx
+++ b/x-pack/solutions/observability/plugins/slo/public/pages/slo_edit/components/common/slo_inspect/slo_inspect.tsx
@@ -129,6 +129,10 @@ export function SLOInspect({ slo, disabled }: Props) {
                     iconType="link"
                     data-test-subj="o11ySLOInspectDetailsButton"
                     href={http?.basePath.prepend('/app/management/data/transform')}
+                    aria-label={i18n.translate(
+                      'xpack.slo.sLOInspect.viewRollupTransformButtonAriaLabel',
+                      { defaultMessage: 'View rollup transform' }
+                    )}
                   />
                 }
               />
@@ -146,6 +150,10 @@ export function SLOInspect({ slo, disabled }: Props) {
                     iconType="link"
                     data-test-subj="o11ySLOInspectDetailsButton"
                     href={http?.basePath.prepend('/app/management/data/transform')}
+                    aria-label={i18n.translate(
+                      'xpack.slo.sLOInspect.viewSummaryTransformButtonAriaLabel',
+                      { defaultMessage: 'View summary transform' }
+                    )}
                   />
                 }
               />
@@ -162,6 +170,10 @@ export function SLOInspect({ slo, disabled }: Props) {
                     iconType="link"
                     data-test-subj="o11ySLOInspectDetailsButton"
                     href={rollUpPipelineUrl}
+                    aria-label={i18n.translate(
+                      'xpack.slo.sLOInspect.viewRollupPipelineButtonAriaLabel',
+                      { defaultMessage: 'View rollup ingest pipeline' }
+                    )}
                   />
                 }
                 json={inspectSloData.rollUpPipeline}
@@ -179,6 +191,10 @@ export function SLOInspect({ slo, disabled }: Props) {
                     iconType="link"
                     data-test-subj="o11ySLOInspectDetailsButton"
                     href={summaryPipelineUrl}
+                    aria-label={i18n.translate(
+                      'xpack.slo.sLOInspect.viewSummaryPipelineButtonAriaLabel',
+                      { defaultMessage: 'View summary ingest pipeline' }
+                    )}
                   />
                 }
                 json={inspectSloData.summaryPipeline}
diff --git a/x-pack/solutions/observability/plugins/synthetics/public/apps/synthetics/components/common/components/view_document.tsx b/x-pack/solutions/observability/plugins/synthetics/public/apps/synthetics/components/common/components/view_document.tsx
index b835e4836d207..b3f99cb399295 100644
--- a/x-pack/solutions/observability/plugins/synthetics/public/apps/synthetics/components/common/components/view_document.tsx
+++ b/x-pack/solutions/observability/plugins/synthetics/public/apps/synthetics/components/common/components/view_document.tsx
@@ -31,6 +31,7 @@ export const ViewDocument = ({ ping }: { ping: Ping }) => {
         data-test-subj="syntheticsViewDocumentButton"
         iconType="inspect"
         title={INSPECT_DOCUMENT(formattedTimestamp)}
+        aria-label={INSPECT_DOCUMENT(formattedTimestamp)}
         onClick={(evt: MouseEvent<HTMLButtonElement>) => {
           evt.stopPropagation();
           setIsFlyoutVisible(true);
diff --git a/x-pack/solutions/observability/plugins/synthetics/public/apps/synthetics/components/monitor_add_edit/fields/maintenance_windows/maintenance_windows.tsx b/x-pack/solutions/observability/plugins/synthetics/public/apps/synthetics/components/monitor_add_edit/fields/maintenance_windows/maintenance_windows.tsx
index e5ba48673f13c..d09f4dc1e14e2 100644
--- a/x-pack/solutions/observability/plugins/synthetics/public/apps/synthetics/components/monitor_add_edit/fields/maintenance_windows/maintenance_windows.tsx
+++ b/x-pack/solutions/observability/plugins/synthetics/public/apps/synthetics/components/monitor_add_edit/fields/maintenance_windows/maintenance_windows.tsx
@@ -30,11 +30,17 @@ export const MaintenanceWindowsField = ({
       label: option.title,
     })) ?? [];
 
+  const maintenanceWindowsPlaceholder = i18n.translate(
+    'xpack.synthetics.monitorConfig.maintenanceWindows.placeholder',
+    {
+      defaultMessage: 'Select maintenance windows',
+    }
+  );
+
   return (
     <EuiComboBox<string>
-      placeholder={i18n.translate('xpack.synthetics.monitorConfig.maintenanceWindows.placeholder', {
-        defaultMessage: 'Select maintenance windows',
-      })}
+      placeholder={maintenanceWindowsPlaceholder}
+      aria-label={maintenanceWindowsPlaceholder}
       options={options}
       onChange={(newValue) => {
         onChange(newValue.map((option) => option.value as string));
diff --git a/x-pack/solutions/observability/plugins/uptime/public/legacy_uptime/components/overview/alerts/anomaly_alert/select_severity.tsx b/x-pack/solutions/observability/plugins/uptime/public/legacy_uptime/components/overview/alerts/anomaly_alert/select_severity.tsx
index f496965b66158..0096f15a5582d 100644
--- a/x-pack/solutions/observability/plugins/uptime/public/legacy_uptime/components/overview/alerts/anomaly_alert/select_severity.tsx
+++ b/x-pack/solutions/observability/plugins/uptime/public/legacy_uptime/components/overview/alerts/anomaly_alert/select_severity.tsx
@@ -132,6 +132,9 @@ export const SelectSeverity: FC<Props> = ({ onChange, value }) => {
       valueOfSelected={severity.display}
       onChange={onSeverityChange}
       data-test-subj={'anomalySeveritySelect'}
+      aria-label={i18n.translate('xpack.uptime.controls.selectSeverity.ariaLabel', {
+        defaultMessage: 'Anomaly severity',
+      })}
     />
   );
 };
diff --git a/x-pack/solutions/observability/plugins/uptime/public/legacy_uptime/components/synthetics/check_steps/steps_list.tsx b/x-pack/solutions/observability/plugins/uptime/public/legacy_uptime/components/synthetics/check_steps/steps_list.tsx
index 24d830d319176..ab7e0c1b93238 100644
--- a/x-pack/solutions/observability/plugins/uptime/public/legacy_uptime/components/synthetics/check_steps/steps_list.tsx
+++ b/x-pack/solutions/observability/plugins/uptime/public/legacy_uptime/components/synthetics/check_steps/steps_list.tsx
@@ -171,6 +171,7 @@ export const StepsList = ({
             href={`${basePath}/app/uptime/journey/${item.monitor.check_group}/step/${item.synthetics?.step?.index}`}
             target="_blank"
             iconType="visArea"
+            aria-label={VIEW_PERFORMANCE}
           />
         ) : (
           <StepDetailLink
diff --git a/x-pack/solutions/observability/plugins/ux/public/components/app/rum_dashboard/breakdowns/breakdown_filter.tsx b/x-pack/solutions/observability/plugins/ux/public/components/app/rum_dashboard/breakdowns/breakdown_filter.tsx
index f7fb84d569ade..ad2864281dbcd 100644
--- a/x-pack/solutions/observability/plugins/ux/public/components/app/rum_dashboard/breakdowns/breakdown_filter.tsx
+++ b/x-pack/solutions/observability/plugins/ux/public/components/app/rum_dashboard/breakdowns/breakdown_filter.tsx
@@ -85,6 +85,9 @@ export function BreakdownFilter({ selectedBreakdown, onBreakdownChange, dataTest
       valueOfSelected={selectedBreakdown?.fieldName ?? NO_BREAKDOWN}
       onChange={(value) => onOptionChange(value)}
       data-test-subj={dataTestSubj}
+      aria-label={i18n.translate('xpack.ux.breakdownFilter.ariaLabel', {
+        defaultMessage: 'Breakdown filter',
+      })}
     />
   );
 }
diff --git a/x-pack/solutions/observability/plugins/ux/public/components/app/rum_dashboard/environment_filter/index.tsx b/x-pack/solutions/observability/plugins/ux/public/components/app/rum_dashboard/environment_filter/index.tsx
index bc3f55738abfb..a65cd532e83bb 100644
--- a/x-pack/solutions/observability/plugins/ux/public/components/app/rum_dashboard/environment_filter/index.tsx
+++ b/x-pack/solutions/observability/plugins/ux/public/components/app/rum_dashboard/environment_filter/index.tsx
@@ -82,14 +82,15 @@ export function EnvironmentFilter({
   const minWidth = 200;
 
   const options = getOptions(environments);
+  const environmentLabel = i18n.translate('xpack.ux.filter.environment.label', {
+    defaultMessage: 'Environment',
+  });
 
   return (
     <EuiSelect
       data-test-subj="uxEnvironmentFilterSelect"
       fullWidth
-      prepend={i18n.translate('xpack.ux.filter.environment.label', {
-        defaultMessage: 'Environment',
-      })}
+      prepend={environmentLabel}
       options={options}
       value={environment}
       onChange={(event) => {
@@ -97,6 +98,7 @@ export function EnvironmentFilter({
       }}
       isLoading={loading}
       style={{ minWidth }}
+      aria-label={environmentLabel}
     />
   );
 }
diff --git a/x-pack/solutions/observability/plugins/ux/public/components/app/rum_dashboard/url_filter/service_name_filter/index.tsx b/x-pack/solutions/observability/plugins/ux/public/components/app/rum_dashboard/url_filter/service_name_filter/index.tsx
index 57bd4a51729e6..368a71fb70146 100644
--- a/x-pack/solutions/observability/plugins/ux/public/components/app/rum_dashboard/url_filter/service_name_filter/index.tsx
+++ b/x-pack/solutions/observability/plugins/ux/public/components/app/rum_dashboard/url_filter/service_name_filter/index.tsx
@@ -64,13 +64,16 @@ function ServiceNameFilter({ loading, serviceNames }: Props) {
     }
   }, [serviceNames, selectedServiceName, updateServiceName, loading]);
 
+  const webApplicationLabel = i18n.translate('xpack.ux.localFilters.titles.webApplication', {
+    defaultMessage: 'Web application',
+  });
+
   return (
     <EuiSelect
       data-test-subj="uxServiceNameFilterSelect"
       fullWidth
-      prepend={i18n.translate('xpack.ux.localFilters.titles.webApplication', {
-        defaultMessage: 'Web application',
-      })}
+      prepend={webApplicationLabel}
+      aria-label={webApplicationLabel}
       isLoading={loading}
       data-cy="serviceNameFilter"
       options={options}
diff --git a/x-pack/solutions/observability/plugins/ux/public/components/app/rum_dashboard/user_percentile/index.tsx b/x-pack/solutions/observability/plugins/ux/public/components/app/rum_dashboard/user_percentile/index.tsx
index 6fb7eb7d2f95f..9082ae6595763 100644
--- a/x-pack/solutions/observability/plugins/ux/public/components/app/rum_dashboard/user_percentile/index.tsx
+++ b/x-pack/solutions/observability/plugins/ux/public/components/app/rum_dashboard/user_percentile/index.tsx
@@ -83,6 +83,7 @@ export function UserPercentile() {
       fullWidth
       prepend={I18LABELS.percentile}
       data-test-subj="uxPercentileSelect"
+      aria-label={I18LABELS.percentile}
       options={options}
       onChange={(evt) => onChange(evt.target.value)}
     />
diff --git a/x-pack/solutions/search/plugins/enterprise_search/public/applications/enterprise_search_content/components/connector_detail/components/generated_config_fields.tsx b/x-pack/solutions/search/plugins/enterprise_search/public/applications/enterprise_search_content/components/connector_detail/components/generated_config_fields.tsx
index ba5e0fa0d1cd6..59f5767abd31d 100644
--- a/x-pack/solutions/search/plugins/enterprise_search/public/applications/enterprise_search_content/components/connector_detail/components/generated_config_fields.tsx
+++ b/x-pack/solutions/search/plugins/enterprise_search/public/applications/enterprise_search_content/components/connector_detail/components/generated_config_fields.tsx
@@ -111,6 +111,10 @@ export const GeneratedConfigFields: React.FC<GeneratedConfigFieldsProps> = ({
 
   const showApiKeyInfoForSelfManagedConnector = !connector.is_native;
   const showApiKeyBanner = showApiKeyInfoForSelfManagedConnector && apiKey?.encoded;
+  const refreshApiKeyAriaLabel = i18n.translate(
+    'xpack.enterpriseSearch.connectorDeployment.refreshAPIKey',
+    { defaultMessage: 'Refresh API key' }
+  );
 
   return (
     <>
@@ -269,10 +273,7 @@ export const GeneratedConfigFields: React.FC<GeneratedConfigFieldsProps> = ({
                                   isLoading={isGenerateLoading}
                                   onClick={refreshButtonClick}
                                   disabled={!connector.index_name}
-                                  aria-label={i18n.translate(
-                                    'xpack.enterpriseSearch.connectorDeployment.refreshAPIKey',
-                                    { defaultMessage: 'Refresh an Elasticsearch API key' }
-                                  )}
+                                  aria-label={refreshApiKeyAriaLabel}
                                 />
                               </EuiFlexItem>
                             )}
@@ -303,10 +304,7 @@ export const GeneratedConfigFields: React.FC<GeneratedConfigFieldsProps> = ({
                           isLoading={isGenerateLoading}
                           onClick={refreshButtonClick}
                           disabled={!connector.index_name}
-                          aria-label={i18n.translate(
-                            'xpack.enterpriseSearch.connectorDeployment.generateAPIKey',
-                            { defaultMessage: 'Generate an Elasticsearch API key' }
-                          )}
+                          aria-label={refreshApiKeyAriaLabel}
                         />
                       </EuiFlexItem>
                     )
diff --git a/x-pack/solutions/search/plugins/enterprise_search/public/applications/enterprise_search_content/components/search_index/components/access_control_index_selector/access_control_index_selector.tsx b/x-pack/solutions/search/plugins/enterprise_search/public/applications/enterprise_search_content/components/search_index/components/access_control_index_selector/access_control_index_selector.tsx
index e02741638f863..73142ad8483d1 100644
--- a/x-pack/solutions/search/plugins/enterprise_search/public/applications/enterprise_search_content/components/search_index/components/access_control_index_selector/access_control_index_selector.tsx
+++ b/x-pack/solutions/search/plugins/enterprise_search/public/applications/enterprise_search_content/components/search_index/components/access_control_index_selector/access_control_index_selector.tsx
@@ -72,6 +72,10 @@ export const AccessControlIndexSelector: React.FC<IndexSelectorProps> = ({
 }) => {
   return (
     <EuiSuperSelect
+      aria-label={i18n.translate(
+        'xpack.enterpriseSearch.content.searchIndex.documents.selector.indexType.ariaLabel',
+        { defaultMessage: 'Index' }
+      )}
       fullWidth={fullWidth}
       valueOfSelected={valueOfSelected}
       onChange={onChange}
diff --git a/x-pack/solutions/search/plugins/search_playground/public/components/header.tsx b/x-pack/solutions/search/plugins/search_playground/public/components/header.tsx
index 6b42b42f782ed..a357886f033ac 100644
--- a/x-pack/solutions/search/plugins/search_playground/public/components/header.tsx
+++ b/x-pack/solutions/search/plugins/search_playground/public/components/header.tsx
@@ -98,6 +98,9 @@ export const Header: React.FC<HeaderProps> = ({
                 { value: PlaygroundPageMode.Search, text: 'Search' },
               ]}
               value={pageMode}
+              aria-label={i18n.translate('xpack.searchPlayground.header.pageModeSelectAriaLabel', {
+                defaultMessage: 'Page mode',
+              })}
               onChange={(e) => onSelectPageModeChange(e.target.value as PlaygroundPageMode)}
             />
           )}
diff --git a/x-pack/solutions/search/plugins/search_playground/public/components/saved_playground/saved_playground_header.tsx b/x-pack/solutions/search/plugins/search_playground/public/components/saved_playground/saved_playground_header.tsx
index 9027a8024a4df..30a5caced17ff 100644
--- a/x-pack/solutions/search/plugins/search_playground/public/components/saved_playground/saved_playground_header.tsx
+++ b/x-pack/solutions/search/plugins/search_playground/public/components/saved_playground/saved_playground_header.tsx
@@ -100,6 +100,9 @@ export const SavedPlaygroundHeader: React.FC<SavedPlaygroundHeaderProps> = ({
               ]}
               value={pageMode}
               onChange={(e) => onSelectPageModeChange(e.target.value as PlaygroundPageMode)}
+              aria-label={i18n.translate('xpack.searchPlayground.header.pageModeSelectAriaLabel', {
+                defaultMessage: 'Page mode',
+              })}
             />
           )}
           {hasChanges ? (
diff --git a/x-pack/solutions/search/plugins/search_playground/public/components/view_code/view_code_flyout.tsx b/x-pack/solutions/search/plugins/search_playground/public/components/view_code/view_code_flyout.tsx
index d60d78604ba18..f8571361799c1 100644
--- a/x-pack/solutions/search/plugins/search_playground/public/components/view_code/view_code_flyout.tsx
+++ b/x-pack/solutions/search/plugins/search_playground/public/components/view_code/view_code_flyout.tsx
@@ -18,6 +18,7 @@ import {
   EuiButtonEmpty,
   useGeneratedHtmlId,
 } from '@elastic/eui';
+import { i18n } from '@kbn/i18n';
 import { FormattedMessage } from '@kbn/i18n-react';
 import React, { useEffect, useState } from 'react';
 import { useFormContext } from 'react-hook-form';
@@ -128,6 +129,12 @@ export const ViewCodeFlyout: React.FC<ViewCodeFlyoutProps> = ({ onClose, selecte
                     ]}
                     onChange={handleLanguageChange}
                     value={selectedLanguage}
+                    aria-label={i18n.translate(
+                      'xpack.searchPlayground.viewCode.languageSelect.ariaLabel',
+                      {
+                        defaultMessage: 'Code language',
+                      }
+                    )}
                   />
                 </EuiFlexItem>
                 <EuiFlexItem grow={false}>
diff --git a/x-pack/solutions/search/plugins/serverless_search/public/application/components/connectors/connectors_table.tsx b/x-pack/solutions/search/plugins/serverless_search/public/application/components/connectors/connectors_table.tsx
index 1b71bf693287f..06c3d51414e4e 100644
--- a/x-pack/solutions/search/plugins/serverless_search/public/application/components/connectors/connectors_table.tsx
+++ b/x-pack/solutions/search/plugins/serverless_search/public/application/components/connectors/connectors_table.tsx
@@ -242,6 +242,12 @@ export const ConnectorsTable: React.FC = () => {
             data-test-subj="serverlessSearchConnectorsTableSelect"
             onChange={(e) => setFilter(e.currentTarget.value as Filter)}
             options={filterOptions}
+            aria-label={i18n.translate(
+              'xpack.serverlessSearch.connectorsTable.filterSelect.ariaLabel',
+              {
+                defaultMessage: 'Filter',
+              }
+            )}
           />
         </EuiFlexItem>
       </EuiFlexGroup>
diff --git a/x-pack/solutions/security/plugins/cloud_security_posture/public/pages/vulnerability_dashboard/vulnerability_trend_graph.tsx b/x-pack/solutions/security/plugins/cloud_security_posture/public/pages/vulnerability_dashboard/vulnerability_trend_graph.tsx
index 0b03a274adaf3..3dca2eb59f765 100644
--- a/x-pack/solutions/security/plugins/cloud_security_posture/public/pages/vulnerability_dashboard/vulnerability_trend_graph.tsx
+++ b/x-pack/solutions/security/plugins/cloud_security_posture/public/pages/vulnerability_dashboard/vulnerability_trend_graph.tsx
@@ -70,23 +70,28 @@ const AccountDropDown = ({
   selectedAccount: string;
   setSelectedAccount: (value: string) => void;
   options: Array<{ value: string; label: string }>;
-}) => (
-  <EuiComboBox
-    css={{ width: 320 }}
-    compressed
-    prepend={i18n.translate(
-      'xpack.csp.vulnerabilityDashboard.trendGraphChart.accountsDropDown.prepend.accountsTitle',
-      { defaultMessage: 'Accounts' }
-    )}
-    options={options}
-    singleSelection={{ asPlainText: true }}
-    isClearable={false}
-    selectedOptions={options.filter((o) => o.value === selectedAccount)}
-    onChange={(selectedOption) => {
-      setSelectedAccount(selectedOption[0].value || DEFAULT_ACCOUNT);
-    }}
-  />
-);
+}) => {
+  const accountsLabel = i18n.translate(
+    'xpack.csp.vulnerabilityDashboard.trendGraphChart.accountsDropDown.prepend.accountsTitle',
+    { defaultMessage: 'Accounts' }
+  );
+
+  return (
+    <EuiComboBox
+      css={{ width: 320 }}
+      compressed
+      prepend={accountsLabel}
+      aria-label={accountsLabel}
+      options={options}
+      singleSelection={{ asPlainText: true }}
+      isClearable={false}
+      selectedOptions={options.filter((o) => o.value === selectedAccount)}
+      onChange={(selectedOption) => {
+        setSelectedAccount(selectedOption[0].value || DEFAULT_ACCOUNT);
+      }}
+    />
+  );
+};
 
 const getUniqueCloudAccountsOptions = (
   vulnTrends: VulnStatsTrend[]
diff --git a/x-pack/solutions/security/plugins/security_solution/public/cloud_security_posture/components/csp_details/misconfiguration_findings_details_table.tsx b/x-pack/solutions/security/plugins/security_solution/public/cloud_security_posture/components/csp_details/misconfiguration_findings_details_table.tsx
index 6d8b5688c1412..c4687e624c969 100644
--- a/x-pack/solutions/security/plugins/security_solution/public/cloud_security_posture/components/csp_details/misconfiguration_findings_details_table.tsx
+++ b/x-pack/solutions/security/plugins/security_solution/public/cloud_security_posture/components/csp_details/misconfiguration_findings_details_table.tsx
@@ -231,6 +231,12 @@ export const MisconfigurationFindingsDetailsTable = memo(
         width: `${linkWidth}`,
         render: (rule: CspBenchmarkRuleMetadata, finding: MisconfigurationFindingDetailFields) => (
           <EuiButtonIcon
+            aria-label={i18n.translate(
+              'xpack.securitySolution.flyout.left.insights.misconfigurations.previewButtonAriaLabel',
+              {
+                defaultMessage: 'Preview finding details',
+              }
+            )}
             iconType="expand"
             onClick={() => {
               uiMetricService.trackUiMetric(
diff --git a/x-pack/solutions/security/plugins/security_solution/public/cloud_security_posture/components/csp_details/vulnerabilities_findings_details_table.tsx b/x-pack/solutions/security/plugins/security_solution/public/cloud_security_posture/components/csp_details/vulnerabilities_findings_details_table.tsx
index 037b3d3497a07..a3860d47ddbab 100644
--- a/x-pack/solutions/security/plugins/security_solution/public/cloud_security_posture/components/csp_details/vulnerabilities_findings_details_table.tsx
+++ b/x-pack/solutions/security/plugins/security_solution/public/cloud_security_posture/components/csp_details/vulnerabilities_findings_details_table.tsx
@@ -258,6 +258,12 @@ export const VulnerabilitiesFindingsDetailsTable = memo(
 
               openPreviewPanel(previewPanelProps);
             }}
+            aria-label={i18n.translate(
+              'xpack.securitySolution.flyout.left.insights.vulnerability.table.previewDetailsButtonAriaLabel',
+              {
+                defaultMessage: 'Preview vulnerability details',
+              }
+            )}
           />
         ),
       },
diff --git a/x-pack/solutions/security/plugins/security_solution/public/common/components/ml/tables/select_interval.tsx b/x-pack/solutions/security/plugins/security_solution/public/common/components/ml/tables/select_interval.tsx
index b5c9f31a49ab8..6f178582890ed 100644
--- a/x-pack/solutions/security/plugins/security_solution/public/common/components/ml/tables/select_interval.tsx
+++ b/x-pack/solutions/security/plugins/security_solution/public/common/components/ml/tables/select_interval.tsx
@@ -47,6 +47,7 @@ export const SelectInterval: React.FC<{
       options={OPTIONS}
       value={interval}
       onChange={onChangeCb}
+      aria-label={i18n.INTERVAL}
     />
   );
 };
diff --git a/x-pack/solutions/security/plugins/security_solution/public/common/components/threat_match/entry_item.tsx b/x-pack/solutions/security/plugins/security_solution/public/common/components/threat_match/entry_item.tsx
index 982a28a70fc1b..bfbb78f87697d 100644
--- a/x-pack/solutions/security/plugins/security_solution/public/common/components/threat_match/entry_item.tsx
+++ b/x-pack/solutions/security/plugins/security_solution/public/common/components/threat_match/entry_item.tsx
@@ -7,6 +7,7 @@
 
 import React, { useCallback, useMemo } from 'react';
 import { EuiFormRow, EuiFlexGroup, EuiFlexItem, EuiToolTip, EuiSuperSelect } from '@elastic/eui';
+import { i18n as i18nTranslate } from '@kbn/i18n';
 import { css } from '@emotion/react';
 
 import { EsFieldSelector } from '@kbn/securitysolution-autocomplete';
@@ -107,6 +108,12 @@ export const EntryItem: React.FC<EntryItemProps> = ({
           options={options}
           valueOfSelected={entry.negate ? 'DOES_NOT_MATCH' : 'MATCHES'}
           onChange={(value) => handleMatchChange(value === 'DOES_NOT_MATCH')}
+          aria-label={i18nTranslate.translate(
+            'xpack.securitySolution.threatMapping.entryItem.matchOperatorAriaLabel',
+            {
+              defaultMessage: 'Match operator',
+            }
+          )}
         />
       </EuiFormRow>
     );
diff --git a/x-pack/solutions/security/plugins/security_solution/public/entity_analytics/components/privileged_user_monitoring/components/privileged_user_activity/index.tsx b/x-pack/solutions/security/plugins/security_solution/public/entity_analytics/components/privileged_user_monitoring/components/privileged_user_activity/index.tsx
index b9346686e36ea..abb56ea07a01c 100644
--- a/x-pack/solutions/security/plugins/security_solution/public/entity_analytics/components/privileged_user_monitoring/components/privileged_user_activity/index.tsx
+++ b/x-pack/solutions/security/plugins/security_solution/public/entity_analytics/components/privileged_user_monitoring/components/privileged_user_activity/index.tsx
@@ -57,6 +57,9 @@ export const UserActivityPrivilegedUsersPanel: React.FC<{
   const { getLensAttributes, columns, generateVisualizationQuery, generateTableQuery } =
     usePrivilegedUserActivityParams(selectedToggleOption, sourcererDataView);
   const stackByOptions = useStackByOptions(selectedToggleOption);
+  const stackByLabel = i18n.translate('xpack.securitySolution.genericDashboard.stackBy.label', {
+    defaultMessage: 'Stack by',
+  });
   const setSelectedChartOptionCallback = useCallback(
     (value: string) => {
       setSelectedStackByOption(value ?? stackByOptions[0].value);
@@ -117,12 +120,11 @@ export const UserActivityPrivilegedUsersPanel: React.FC<{
                 <EuiSuperSelect
                   onChange={setSelectedChartOptionCallback}
                   options={stackByOptions}
-                  prepend={i18n.translate('xpack.securitySolution.genericDashboard.stackBy.label', {
-                    defaultMessage: 'Stack by',
-                  })}
+                  prepend={stackByLabel}
                   valueOfSelected={selectedStackByOption}
                   hasDividers={true}
                   itemLayoutAlign="top"
+                  aria-label={stackByLabel}
                 />
               )}
             </EuiFlexItem>
diff --git a/x-pack/solutions/security/plugins/security_solution/public/entity_analytics/components/privileged_user_monitoring_onboarding/components/sample_dashboard/sample_dashboard.tsx b/x-pack/solutions/security/plugins/security_solution/public/entity_analytics/components/privileged_user_monitoring_onboarding/components/sample_dashboard/sample_dashboard.tsx
index 4f5618422a025..88bc0c316d186 100644
--- a/x-pack/solutions/security/plugins/security_solution/public/entity_analytics/components/privileged_user_monitoring_onboarding/components/sample_dashboard/sample_dashboard.tsx
+++ b/x-pack/solutions/security/plugins/security_solution/public/entity_analytics/components/privileged_user_monitoring_onboarding/components/sample_dashboard/sample_dashboard.tsx
@@ -47,6 +47,10 @@ const PrivilegedUserMonitoringSampleDashboardComponent = () => {
     defaultStackByOption.value
   );
 
+  const stackByLabel = i18n.translate('xpack.securitySolution.genericDashboard.stackBy.label', {
+    defaultMessage: 'Stack by',
+  });
+
   const title = (
     <FormattedMessage
       id="xpack.securitySolution.entityAnalytics.privilegedUserMonitoring.sampleDashboard.grantedRights.title"
@@ -60,9 +64,8 @@ const PrivilegedUserMonitoringSampleDashboardComponent = () => {
         <EuiSuperSelect
           onChange={setSelectedChartOptionCallback}
           options={GRANTED_RIGHTS_STACK_BY_OPTIONS}
-          prepend={i18n.translate('xpack.securitySolution.genericDashboard.stackBy.label', {
-            defaultMessage: 'Stack by',
-          })}
+          prepend={stackByLabel}
+          aria-label={stackByLabel}
           valueOfSelected={selectedStackByOption}
           hasDividers={true}
           itemLayoutAlign="top"
diff --git a/x-pack/solutions/security/plugins/security_solution/public/explore/components/authentication/__snapshots__/authentications_host_table.test.tsx.snap b/x-pack/solutions/security/plugins/security_solution/public/explore/components/authentication/__snapshots__/authentications_host_table.test.tsx.snap
index 3b3e71fc3a442..a4b78745e135a 100644
--- a/x-pack/solutions/security/plugins/security_solution/public/explore/components/authentication/__snapshots__/authentications_host_table.test.tsx.snap
+++ b/x-pack/solutions/security/plugins/security_solution/public/explore/components/authentication/__snapshots__/authentications_host_table.test.tsx.snap
@@ -370,6 +370,7 @@ exports[`Authentication Host Table Component rendering it renders the host authe
       class="euiFlexItem emotion-euiFlexItem-growZero"
     >
       <nav
+        aria-label="Table pagination"
         class="euiPagination emotion-euiPagination"
         data-test-subj="numberedPagination"
       >
diff --git a/x-pack/solutions/security/plugins/security_solution/public/explore/components/authentication/__snapshots__/authentications_user_table.test.tsx.snap b/x-pack/solutions/security/plugins/security_solution/public/explore/components/authentication/__snapshots__/authentications_user_table.test.tsx.snap
index 50324dc8de80c..7896e096f4565 100644
--- a/x-pack/solutions/security/plugins/security_solution/public/explore/components/authentication/__snapshots__/authentications_user_table.test.tsx.snap
+++ b/x-pack/solutions/security/plugins/security_solution/public/explore/components/authentication/__snapshots__/authentications_user_table.test.tsx.snap
@@ -370,6 +370,7 @@ exports[`Authentication User Table Component rendering it renders the user authe
       class="euiFlexItem emotion-euiFlexItem-growZero"
     >
       <nav
+        aria-label="Table pagination"
         class="euiPagination emotion-euiPagination"
         data-test-subj="numberedPagination"
       >
diff --git a/x-pack/solutions/security/plugins/security_solution/public/explore/components/paginated_table/__snapshots__/index.test.tsx.snap b/x-pack/solutions/security/plugins/security_solution/public/explore/components/paginated_table/__snapshots__/index.test.tsx.snap
index c87f97297d3e5..fc4b50e44da70 100644
--- a/x-pack/solutions/security/plugins/security_solution/public/explore/components/paginated_table/__snapshots__/index.test.tsx.snap
+++ b/x-pack/solutions/security/plugins/security_solution/public/explore/components/paginated_table/__snapshots__/index.test.tsx.snap
@@ -423,6 +423,7 @@ exports[`Paginated Table Component rendering it renders the default load more ta
           class="euiFlexItem c4 emotion-euiFlexItem-growZero"
         >
           <nav
+            aria-label="Table pagination"
             class="euiPagination emotion-euiPagination"
             data-test-subj="numberedPagination"
           >
diff --git a/x-pack/solutions/security/plugins/security_solution/public/explore/components/paginated_table/index.tsx b/x-pack/solutions/security/plugins/security_solution/public/explore/components/paginated_table/index.tsx
index 4f6f95974c49a..703e254f30ec4 100644
--- a/x-pack/solutions/security/plugins/security_solution/public/explore/components/paginated_table/index.tsx
+++ b/x-pack/solutions/security/plugins/security_solution/public/explore/components/paginated_table/index.tsx
@@ -22,6 +22,7 @@ import {
   EuiPagination,
   EuiPopover,
 } from '@elastic/eui';
+import { i18n as i18nCore } from '@kbn/i18n';
 import { noop } from 'lodash/fp';
 import type { FC, ComponentType } from 'react';
 import React, { memo, useState, useMemo, useEffect, useCallback } from 'react';
@@ -342,6 +343,12 @@ const PaginatedTableComponent: FC<SiemTables> = ({
                       pageCount={pageCount}
                       activePage={myActivePage}
                       onPageClick={goToPage}
+                      aria-label={i18nCore.translate(
+                        'xpack.securitySolution.paginatedTable.pagination.ariaLabel',
+                        {
+                          defaultMessage: 'Table pagination',
+                        }
+                      )}
                     />
                   )}
                 </PaginationWrapper>
diff --git a/x-pack/solutions/security/plugins/security_solution/public/explore/hosts/components/uncommon_process_table/__snapshots__/index.test.tsx.snap b/x-pack/solutions/security/plugins/security_solution/public/explore/hosts/components/uncommon_process_table/__snapshots__/index.test.tsx.snap
index c401be71b4fbc..c57dbeea89961 100644
--- a/x-pack/solutions/security/plugins/security_solution/public/explore/hosts/components/uncommon_process_table/__snapshots__/index.test.tsx.snap
+++ b/x-pack/solutions/security/plugins/security_solution/public/explore/hosts/components/uncommon_process_table/__snapshots__/index.test.tsx.snap
@@ -841,6 +841,7 @@ exports[`Uncommon Process Table Component rendering it renders the default Uncom
       class="euiFlexItem c5 emotion-euiFlexItem-growZero"
     >
       <nav
+        aria-label="Table pagination"
         class="euiPagination emotion-euiPagination"
         data-test-subj="numberedPagination"
       >
diff --git a/x-pack/solutions/security/plugins/security_solution/public/explore/network/components/flow_controls/__snapshots__/flow_target_select.test.tsx.snap b/x-pack/solutions/security/plugins/security_solution/public/explore/network/components/flow_controls/__snapshots__/flow_target_select.test.tsx.snap
index d20e45dce89e0..609cf86554f89 100644
--- a/x-pack/solutions/security/plugins/security_solution/public/explore/network/components/flow_controls/__snapshots__/flow_target_select.test.tsx.snap
+++ b/x-pack/solutions/security/plugins/security_solution/public/explore/network/components/flow_controls/__snapshots__/flow_target_select.test.tsx.snap
@@ -17,6 +17,7 @@ exports[`FlowTargetSelect Component it renders the FlowTargetSelect 1`] = `
     >
       <button
         aria-haspopup="listbox"
+        aria-label="Flow target"
         class="euiSuperSelectControl emotion-euiSuperSelect__control"
         type="button"
       >
diff --git a/x-pack/solutions/security/plugins/security_solution/public/explore/network/components/flow_controls/flow_target_select.tsx b/x-pack/solutions/security/plugins/security_solution/public/explore/network/components/flow_controls/flow_target_select.tsx
index ff0dc4f8b66e0..10cc1e22cff3c 100644
--- a/x-pack/solutions/security/plugins/security_solution/public/explore/network/components/flow_controls/flow_target_select.tsx
+++ b/x-pack/solutions/security/plugins/security_solution/public/explore/network/components/flow_controls/flow_target_select.tsx
@@ -69,6 +69,7 @@ const FlowTargetSelectComponent: React.FC<FlowTargetSelectProps> = ({
     valueOfSelected={selectedTarget}
     onChange={updateFlowTargetAction}
     isLoading={isLoading}
+    aria-label={i18n.FLOW_TARGET}
   />
 );
 
diff --git a/x-pack/solutions/security/plugins/security_solution/public/explore/network/components/flow_controls/translations.ts b/x-pack/solutions/security/plugins/security_solution/public/explore/network/components/flow_controls/translations.ts
index 92676ce8c432d..2fa877b4c1c3f 100644
--- a/x-pack/solutions/security/plugins/security_solution/public/explore/network/components/flow_controls/translations.ts
+++ b/x-pack/solutions/security/plugins/security_solution/public/explore/network/components/flow_controls/translations.ts
@@ -48,3 +48,10 @@ export const BIDIRECTIONAL = i18n.translate(
     defaultMessage: 'Bidirectional',
   }
 );
+
+export const FLOW_TARGET = i18n.translate(
+  'xpack.securitySolution.components.flowControls.ariaLabel',
+  {
+    defaultMessage: 'Flow target',
+  }
+);
diff --git a/x-pack/solutions/security/plugins/security_solution/public/explore/network/components/network_dns_table/__snapshots__/index.test.tsx.snap b/x-pack/solutions/security/plugins/security_solution/public/explore/network/components/network_dns_table/__snapshots__/index.test.tsx.snap
index 1ea5ab1d1820e..8a75a27e7e612 100644
--- a/x-pack/solutions/security/plugins/security_solution/public/explore/network/components/network_dns_table/__snapshots__/index.test.tsx.snap
+++ b/x-pack/solutions/security/plugins/security_solution/public/explore/network/components/network_dns_table/__snapshots__/index.test.tsx.snap
@@ -925,6 +925,7 @@ exports[`NetworkTopNFlow Table Component rendering it renders the default Networ
       class="euiFlexItem c4 emotion-euiFlexItem-growZero"
     >
       <nav
+        aria-label="Table pagination"
         class="euiPagination emotion-euiPagination"
         data-test-subj="numberedPagination"
       >
diff --git a/x-pack/solutions/security/plugins/security_solution/public/explore/network/components/network_http_table/__snapshots__/index.test.tsx.snap b/x-pack/solutions/security/plugins/security_solution/public/explore/network/components/network_http_table/__snapshots__/index.test.tsx.snap
index 2249140d23a90..1bfb6ad20c16a 100644
--- a/x-pack/solutions/security/plugins/security_solution/public/explore/network/components/network_http_table/__snapshots__/index.test.tsx.snap
+++ b/x-pack/solutions/security/plugins/security_solution/public/explore/network/components/network_http_table/__snapshots__/index.test.tsx.snap
@@ -765,6 +765,7 @@ exports[`NetworkHttp Table Component rendering it renders the default NetworkHtt
         class="euiFlexItem emotion-euiFlexItem-growZero"
       >
         <nav
+          aria-label="Table pagination"
           class="euiPagination emotion-euiPagination"
           data-test-subj="numberedPagination"
         >
diff --git a/x-pack/solutions/security/plugins/security_solution/public/explore/network/components/network_top_countries_table/__snapshots__/index.test.tsx.snap b/x-pack/solutions/security/plugins/security_solution/public/explore/network/components/network_top_countries_table/__snapshots__/index.test.tsx.snap
index 631de6ce59bdf..2f42df22d9297 100644
--- a/x-pack/solutions/security/plugins/security_solution/public/explore/network/components/network_top_countries_table/__snapshots__/index.test.tsx.snap
+++ b/x-pack/solutions/security/plugins/security_solution/public/explore/network/components/network_top_countries_table/__snapshots__/index.test.tsx.snap
@@ -515,6 +515,7 @@ exports[`NetworkTopCountries Table Component rendering it renders the IP Details
         class="euiFlexItem c5 emotion-euiFlexItem-growZero"
       >
         <nav
+          aria-label="Table pagination"
           class="euiPagination emotion-euiPagination"
           data-test-subj="numberedPagination"
         >
@@ -1233,6 +1234,7 @@ exports[`NetworkTopCountries Table Component rendering it renders the default Ne
         class="euiFlexItem c5 emotion-euiFlexItem-growZero"
       >
         <nav
+          aria-label="Table pagination"
           class="euiPagination emotion-euiPagination"
           data-test-subj="numberedPagination"
         >
diff --git a/x-pack/solutions/security/plugins/security_solution/public/explore/network/components/network_top_n_flow_table/__snapshots__/index.test.tsx.snap b/x-pack/solutions/security/plugins/security_solution/public/explore/network/components/network_top_n_flow_table/__snapshots__/index.test.tsx.snap
index 9cec96d918819..371ad84bd329b 100644
--- a/x-pack/solutions/security/plugins/security_solution/public/explore/network/components/network_top_n_flow_table/__snapshots__/index.test.tsx.snap
+++ b/x-pack/solutions/security/plugins/security_solution/public/explore/network/components/network_top_n_flow_table/__snapshots__/index.test.tsx.snap
@@ -656,6 +656,7 @@ exports[`NetworkTopNFlow Table Component rendering it renders the default Networ
         class="euiFlexItem c5 emotion-euiFlexItem-growZero"
       >
         <nav
+          aria-label="Table pagination"
           class="euiPagination emotion-euiPagination"
           data-test-subj="numberedPagination"
         >
@@ -1515,6 +1516,7 @@ exports[`NetworkTopNFlow Table Component rendering it renders the default Networ
         class="euiFlexItem c5 emotion-euiFlexItem-growZero"
       >
         <nav
+          aria-label="Table pagination"
           class="euiPagination emotion-euiPagination"
           data-test-subj="numberedPagination"
         >
diff --git a/x-pack/solutions/security/plugins/security_solution/public/explore/network/components/tls_table/__snapshots__/index.test.tsx.snap b/x-pack/solutions/security/plugins/security_solution/public/explore/network/components/tls_table/__snapshots__/index.test.tsx.snap
index db8fe36ae0a9f..66e46846cf93f 100644
--- a/x-pack/solutions/security/plugins/security_solution/public/explore/network/components/tls_table/__snapshots__/index.test.tsx.snap
+++ b/x-pack/solutions/security/plugins/security_solution/public/explore/network/components/tls_table/__snapshots__/index.test.tsx.snap
@@ -529,6 +529,7 @@ exports[`Tls Table Component Rendering it renders the default Domains table 1`]
         class="euiFlexItem c5 emotion-euiFlexItem-growZero"
       >
         <nav
+          aria-label="Table pagination"
           class="euiPagination emotion-euiPagination"
           data-test-subj="numberedPagination"
         >
diff --git a/x-pack/solutions/security/plugins/security_solution/public/explore/network/components/users_table/__snapshots__/index.test.tsx.snap b/x-pack/solutions/security/plugins/security_solution/public/explore/network/components/users_table/__snapshots__/index.test.tsx.snap
index 1896bec6b92a8..aec1739aed6c6 100644
--- a/x-pack/solutions/security/plugins/security_solution/public/explore/network/components/users_table/__snapshots__/index.test.tsx.snap
+++ b/x-pack/solutions/security/plugins/security_solution/public/explore/network/components/users_table/__snapshots__/index.test.tsx.snap
@@ -515,6 +515,7 @@ exports[`Users Table Component Rendering it renders the default Users table 1`]
       class="euiFlexItem c5 emotion-euiFlexItem-growZero"
     >
       <nav
+        aria-label="Table pagination"
         class="euiPagination emotion-euiPagination"
         data-test-subj="numberedPagination"
       >
diff --git a/x-pack/solutions/security/plugins/security_solution/public/flyout/entity_details/generic_right/header_data_cards.tsx b/x-pack/solutions/security/plugins/security_solution/public/flyout/entity_details/generic_right/header_data_cards.tsx
index 43b0f47c6f131..b7df67f396487 100644
--- a/x-pack/solutions/security/plugins/security_solution/public/flyout/entity_details/generic_right/header_data_cards.tsx
+++ b/x-pack/solutions/security/plugins/security_solution/public/flyout/entity_details/generic_right/header_data_cards.tsx
@@ -48,7 +48,19 @@ export const HeaderDataCards = ({
             <EuiFlexItem grow={false}>{'ID'}</EuiFlexItem>
             <EuiFlexItem grow={false}>
               <EuiCopy textToCopy={id}>
-                {(copy) => <EuiButtonIcon onClick={copy} iconType="document" color="text" />}
+                {(copy) => (
+                  <EuiButtonIcon
+                    onClick={copy}
+                    iconType="document"
+                    color="text"
+                    aria-label={i18n.translate(
+                      'xpack.securitySolution.genericEntityFlyout.flyoutHeader.headerDataBoxes.copyIdAriaLabel',
+                      {
+                        defaultMessage: 'Copy ID',
+                      }
+                    )}
+                  />
+                )}
               </EuiCopy>
             </EuiFlexItem>
           </EuiFlexGroup>
diff --git a/x-pack/solutions/security/plugins/security_solution/public/management/pages/trusted_apps/view/components/condition_entry_input/index.tsx b/x-pack/solutions/security/plugins/security_solution/public/management/pages/trusted_apps/view/components/condition_entry_input/index.tsx
index ae160140b43bf..19bd168d9d88b 100644
--- a/x-pack/solutions/security/plugins/security_solution/public/management/pages/trusted_apps/view/components/condition_entry_input/index.tsx
+++ b/x-pack/solutions/security/plugins/security_solution/public/management/pages/trusted_apps/view/components/condition_entry_input/index.tsx
@@ -195,6 +195,7 @@ export const ConditionEntryInput = memo<ConditionEntryInputProps>(
               valueOfSelected={entry.field}
               onChange={handleFieldUpdate}
               data-test-subj={getTestId('field')}
+              aria-label={ENTRY_PROPERTY_TITLES.field}
             />
           </ConditionEntryCell>
         </InputItem>
@@ -206,6 +207,7 @@ export const ConditionEntryInput = memo<ConditionEntryInputProps>(
                 onChange={handleOperatorUpdate}
                 valueOfSelected={entry.type}
                 data-test-subj={getTestId('operator')}
+                aria-label={ENTRY_PROPERTY_TITLES.operator}
               />
             ) : (
               <EuiFieldText
diff --git a/x-pack/solutions/security/plugins/security_solution/public/notes/components/created_by_filter_dropdown.tsx b/x-pack/solutions/security/plugins/security_solution/public/notes/components/created_by_filter_dropdown.tsx
index 4b962e4c1ef60..51a4f96e12210 100644
--- a/x-pack/solutions/security/plugins/security_solution/public/notes/components/created_by_filter_dropdown.tsx
+++ b/x-pack/solutions/security/plugins/security_solution/public/notes/components/created_by_filter_dropdown.tsx
@@ -64,6 +64,7 @@ export const CreatedByFilterDropdown = React.memo(() => {
     () => (
       <EuiComboBox
         prepend={CREATED_BY}
+        aria-label={CREATED_BY}
         singleSelection={{ asPlainText: true }}
         options={users}
         selectedOptions={selectedUser}
diff --git a/x-pack/solutions/security/plugins/security_solution/public/siem_readiness/pages/readiness_tasks_table.tsx b/x-pack/solutions/security/plugins/security_solution/public/siem_readiness/pages/readiness_tasks_table.tsx
index 14eb6ef42bebb..cb0fb2e1cd83b 100644
--- a/x-pack/solutions/security/plugins/security_solution/public/siem_readiness/pages/readiness_tasks_table.tsx
+++ b/x-pack/solutions/security/plugins/security_solution/public/siem_readiness/pages/readiness_tasks_table.tsx
@@ -281,6 +281,13 @@ export const ReadinessTasksTable: React.FC = () => {
     [statusFilter, taskCounts.completed, taskCounts.incomplete, setStatusFilter]
   );
 
+  const categoriesSelectLabel = i18n.translate(
+    'xpack.securitySolution.siemReadiness.categoriesPlaceholder',
+    {
+      defaultMessage: 'Categories',
+    }
+  );
+
   return (
     <EuiSplitPanel.Outer hasBorder hasShadow={false} css={{ height: PANEL_HEIGHT }}>
       <EuiSplitPanel.Inner grow={false} css={{ width: '100%' }}>
@@ -326,12 +333,8 @@ export const ReadinessTasksTable: React.FC = () => {
                   options={selectOptions}
                   valueOfSelected={selectedPillar}
                   onChange={(value) => setSelectedPillar(value)}
-                  placeholder={i18n.translate(
-                    'xpack.securitySolution.siemReadiness.categoriesPlaceholder',
-                    {
-                      defaultMessage: 'Categories',
-                    }
-                  )}
+                  placeholder={categoriesSelectLabel}
+                  aria-label={categoriesSelectLabel}
                 />
               </EuiFlexItem>
             </EuiFlexGroup>
diff --git a/x-pack/solutions/security/plugins/security_solution/public/sourcerer/components/index.tsx b/x-pack/solutions/security/plugins/security_solution/public/sourcerer/components/index.tsx
index c45ec65247dc7..f3acc2a9c9bb3 100644
--- a/x-pack/solutions/security/plugins/security_solution/public/sourcerer/components/index.tsx
+++ b/x-pack/solutions/security/plugins/security_solution/public/sourcerer/components/index.tsx
@@ -425,6 +425,7 @@ export const Sourcerer = React.memo<SourcererComponentProps>(({ scope: scopeId }
                     options={dataViewSelectOptions}
                     placeholder={i18n.INDEX_PATTERNS_CHOOSE_DATA_VIEW_LABEL}
                     valueOfSelected={dataViewId}
+                    aria-label={i18n.INDEX_PATTERNS_CHOOSE_DATA_VIEW_LABEL}
                   />
                 </StyledFormRow>
               )}
@@ -454,6 +455,7 @@ export const Sourcerer = React.memo<SourcererComponentProps>(({ scope: scopeId }
                   placeholder={i18n.PICK_INDEX_PATTERNS}
                   renderOption={renderOption}
                   selectedOptions={selectedOptions}
+                  aria-label={i18n.INDEX_PATTERNS_LABEL}
                 />
               </FormRow>
 
diff --git a/x-pack/solutions/security/plugins/security_solution/public/threat_intelligence/modules/indicators/components/barchart/field_selector.tsx b/x-pack/solutions/security/plugins/security_solution/public/threat_intelligence/modules/indicators/components/barchart/field_selector.tsx
index 89adc3726a1b5..0c3d93192d0cc 100644
--- a/x-pack/solutions/security/plugins/security_solution/public/threat_intelligence/modules/indicators/components/barchart/field_selector.tsx
+++ b/x-pack/solutions/security/plugins/security_solution/public/threat_intelligence/modules/indicators/components/barchart/field_selector.tsx
@@ -66,6 +66,7 @@ export const IndicatorsFieldSelector = memo<IndicatorsFieldSelectorProps>(
         options={fields}
         selectedOptions={selectedField}
         isClearable={false}
+        aria-label={COMBOBOX_PREPEND_LABEL}
       />
     );
   }
diff --git a/x-pack/solutions/security/plugins/security_solution/public/timelines/components/edit_data_provider/components/controlled_combobox_input.tsx b/x-pack/solutions/security/plugins/security_solution/public/timelines/components/edit_data_provider/components/controlled_combobox_input.tsx
index ca20e12aa3fe9..f80c4c1814044 100644
--- a/x-pack/solutions/security/plugins/security_solution/public/timelines/components/edit_data_provider/components/controlled_combobox_input.tsx
+++ b/x-pack/solutions/security/plugins/security_solution/public/timelines/components/edit_data_provider/components/controlled_combobox_input.tsx
@@ -65,6 +65,7 @@ export const ControlledComboboxInput = ({
       data-test-subj="is-one-of-combobox-input"
       selectedOptions={includeValues}
       placeholder={i18n.ENTER_ONE_OR_MORE_VALUES}
+      aria-label={i18n.ENTER_ONE_OR_MORE_VALUES}
       onCreateOption={onCreateOption}
       onChange={onIncludeValueChanged}
     />
diff --git a/x-pack/solutions/security/plugins/security_solution/public/timelines/components/timeline/data_providers/index.tsx b/x-pack/solutions/security/plugins/security_solution/public/timelines/components/timeline/data_providers/index.tsx
index 38107df463975..1f5c251ec1bc7 100644
--- a/x-pack/solutions/security/plugins/security_solution/public/timelines/components/timeline/data_providers/index.tsx
+++ b/x-pack/solutions/security/plugins/security_solution/public/timelines/components/timeline/data_providers/index.tsx
@@ -145,8 +145,10 @@ export const DataProviders = React.memo<Props>(({ timelineId }) => {
               <EuiToolTip
                 className="timeline-select-search-filter-tooltip"
                 content={i18n.FILTER_OR_SEARCH_WITH_KQL}
+                disableScreenReaderOutput
               >
                 <EuiSuperSelect
+                  aria-label={i18n.FILTER_OR_SEARCH_WITH_KQL}
                   className="timeline-select-search-or-filter"
                   data-test-subj="timeline-select-search-or-filter"
                   hasDividers={true}
diff --git a/x-pack/solutions/security/plugins/security_solution/public/value_list/components/delete_list_item.tsx b/x-pack/solutions/security/plugins/security_solution/public/value_list/components/delete_list_item.tsx
index 520d9668f5ad5..b13aababbd47e 100644
--- a/x-pack/solutions/security/plugins/security_solution/public/value_list/components/delete_list_item.tsx
+++ b/x-pack/solutions/security/plugins/security_solution/public/value_list/components/delete_list_item.tsx
@@ -6,6 +6,7 @@
  */
 
 import React, { useCallback } from 'react';
+import { i18n } from '@kbn/i18n';
 import { EuiButtonIcon } from '@elastic/eui';
 import { useDeleteListItemMutation } from '@kbn/securitysolution-list-hooks';
 import { useAppToasts } from '../../common/hooks/use_app_toasts';
@@ -39,6 +40,12 @@ export const DeleteListItem = ({ id, value }: { id: string; value: string }) =>
 
   return (
     <EuiButtonIcon
+      aria-label={i18n.translate(
+        'xpack.securitySolution.valueLists.deleteListItemButton.ariaLabel',
+        {
+          defaultMessage: 'Delete list item',
+        }
+      )}
       color={'danger'}
       onClick={deleteListItem}
       iconType="trash"
diff --git a/x-pack/solutions/security/plugins/session_view/public/components/session_view/index.tsx b/x-pack/solutions/security/plugins/session_view/public/components/session_view/index.tsx
index bd35b53b71ad3..55236f738dd3f 100644
--- a/x-pack/solutions/security/plugins/session_view/public/components/session_view/index.tsx
+++ b/x-pack/solutions/security/plugins/session_view/public/components/session_view/index.tsx
@@ -15,6 +15,7 @@ import {
   EuiToolTip,
 } from '@elastic/eui';
 import { FormattedMessage } from '@kbn/i18n-react';
+import { i18n } from '@kbn/i18n';
 import useLocalStorage from 'react-use/lib/useLocalStorage';
 import byteSize from 'byte-size';
 import { SectionLoading } from '../../shared_imports';
@@ -467,7 +468,13 @@ export const SessionView = ({
           </EuiFlexItem>
 
           <EuiFlexItem grow={false}>
-            <EuiButtonIcon onClick={toggleDetailPanel} iconType="list" />
+            <EuiButtonIcon
+              onClick={toggleDetailPanel}
+              iconType="list"
+              aria-label={i18n.translate('xpack.sessionView.detailsPanelButton.ariaLabel', {
+                defaultMessage: 'Open details panel',
+              })}
+            />
           </EuiFlexItem>
         </EuiFlexGroup>
       </EuiPanel>
diff --git a/x-pack/solutions/security/plugins/session_view/public/components/session_view_search_bar/index.tsx b/x-pack/solutions/security/plugins/session_view/public/components/session_view_search_bar/index.tsx
index b94526595cc0e..4444986b175a3 100644
--- a/x-pack/solutions/security/plugins/session_view/public/components/session_view_search_bar/index.tsx
+++ b/x-pack/solutions/security/plugins/session_view/public/components/session_view_search_bar/index.tsx
@@ -91,6 +91,9 @@ export const SessionViewSearchBar = ({
       {showPagination && (
         <EuiPagination
           data-test-subj="sessionView:searchPagination"
+          aria-label={i18n.translate('xpack.sessionView.searchBar.pagination.ariaLabel', {
+            defaultMessage: 'Search results pagination',
+          })}
           css={styles.pagination}
           pageCount={totalMatches}
           activePage={selectedResult}