diff --git a/src/Umbraco.Web.UI.Client/src/packages/data-type/workspace/data-type-workspace.context.ts b/src/Umbraco.Web.UI.Client/src/packages/data-type/workspace/data-type-workspace.context.ts
index 0c924e6458b7..2573aacf3c4d 100644
--- a/src/Umbraco.Web.UI.Client/src/packages/data-type/workspace/data-type-workspace.context.ts
+++ b/src/Umbraco.Web.UI.Client/src/packages/data-type/workspace/data-type-workspace.context.ts
@@ -256,6 +256,16 @@ export class UmbDataTypeWorkspaceContext
 
 		const mergedSettings = settings.flat();
 
+		// check if there is alias duplicates:
+		const aliasSet = new Set<string>();
+		for (const setting of mergedSettings) {
+			if (aliasSet.has(setting.alias)) {
+				console.error(`There is a duplicate alias "${setting.alias}" in the Property Editor configuration.`);
+				continue;
+			}
+			aliasSet.add(setting.alias);
+		}
+
 		if (mergedSettings) {
 			this.#properties.setValue(mergedSettings);
 
@@ -294,17 +304,16 @@ export class UmbDataTypeWorkspaceContext
 		const values: Array<UmbDataTypePropertyValueModel> = [];
 
 		// We want to keep the existing data, if it is not in the default data, and if it is in the default data, then we want to keep the default data.
-		for (const defaultDataItem of this.#properties.getValue()) {
+		for (const property of this.#properties.getValue()) {
 			// We are matching on the alias, as we assume that the alias is unique for the data type.
-			// TODO: Consider if we should also match on the editorAlias just to be on the safe side [JOV]
-			const existingData = data.values?.find((x) => x.alias === defaultDataItem.alias);
+			const existingData = data.values?.find((x) => x.alias === property.alias);
 			if (existingData) {
 				values.push(existingData);
 				continue;
 			}
 
 			// If the data is not in the existing data, then we want to add the default data if it exists.
-			const existingDefaultData = this.#settingsDefaultData.find((x) => x.alias === defaultDataItem.alias);
+			const existingDefaultData = this.#settingsDefaultData.find((x) => x.alias === property.alias);
 			if (existingDefaultData) {
 				values.push(existingDefaultData);
 			}
diff --git a/src/Umbraco.Web.UI.Client/src/packages/property-editors/slider/Umbraco.Slider.ts b/src/Umbraco.Web.UI.Client/src/packages/property-editors/slider/Umbraco.Slider.ts
index 91a18c373cec..7526b74a437a 100644
--- a/src/Umbraco.Web.UI.Client/src/packages/property-editors/slider/Umbraco.Slider.ts
+++ b/src/Umbraco.Web.UI.Client/src/packages/property-editors/slider/Umbraco.Slider.ts
@@ -25,7 +25,8 @@ export const manifest: ManifestPropertyEditorSchema = {
 				{
 					alias: 'minimumRange',
 					label: 'Minimum range',
-					description: '',
+					description:
+						'Minimum difference between the low and high values when range is enabled. Set to 0 to allow equal values.',
 					propertyEditorUiAlias: 'Umb.PropertyEditorUi.Decimal',
 					config: [{ alias: 'step', value: '0.00001' }],
 				},
diff --git a/src/Umbraco.Web.UI.Client/src/packages/property-editors/slider/manifests.ts b/src/Umbraco.Web.UI.Client/src/packages/property-editors/slider/manifests.ts
index a897981ed46a..18a1fe3f1555 100644
--- a/src/Umbraco.Web.UI.Client/src/packages/property-editors/slider/manifests.ts
+++ b/src/Umbraco.Web.UI.Client/src/packages/property-editors/slider/manifests.ts
@@ -48,14 +48,6 @@ export const manifests: Array<UmbExtensionManifest> = [
 						propertyEditorUiAlias: 'Umb.PropertyEditorUi.Decimal',
 						config: [{ alias: 'step', value: '0.00001' }],
 					},
-					{
-						alias: 'minimumRange',
-						label: 'Minimum range',
-						description:
-							'Minimum difference between the low and high values when range is enabled. Set to 0 to allow equal values.',
-						propertyEditorUiAlias: 'Umb.PropertyEditorUi.Decimal',
-						config: [{ alias: 'step', value: '0.00001' }],
-					},
 				],
 				defaultData: [
 					{
@@ -70,10 +62,6 @@ export const manifests: Array<UmbExtensionManifest> = [
 						alias: 'step',
 						value: 1.0,
 					},
-					{
-						alias: 'minimumRange',
-						value: 0.0,
-					},
 				],
 			},
 		},