diff --git a/lighthouse-core/audits/errors-in-console.js b/lighthouse-core/audits/errors-in-console.js
index 6ae4d4bcdd51..8b02ac15d93f 100644
--- a/lighthouse-core/audits/errors-in-console.js
+++ b/lighthouse-core/audits/errors-in-console.js
@@ -45,10 +45,10 @@ class ErrorLogs extends Audit {
 
   /** @return {AuditOptions} */
   static defaultOptions() {
-    return {};
+    // Any failed network requests with error messsage aren't actionable
+    return {ignoredPatterns: ['ERR_BLOCKED_BY_CLIENT.Inspector']};
   }
 
-
   /**
    * @template {{description: string | undefined}} T
    * @param {Array<T>} items
diff --git a/lighthouse-core/test/audits/errors-in-console-test.js b/lighthouse-core/test/audits/errors-in-console-test.js
index 70312af89752..3064f7cf0679 100644
--- a/lighthouse-core/test/audits/errors-in-console-test.js
+++ b/lighthouse-core/test/audits/errors-in-console-test.js
@@ -224,4 +224,21 @@ describe('ConsoleMessages error logs audit', () => {
       expect(result.details.items).toHaveLength(0);
     });
   });
+
+  describe('defaultOptions', () => {
+    // See https://github.com/GoogleChrome/lighthouse/issues/10198
+    it('filters out blocked_by_client.inspector messages by default', () => {
+      const auditResult = ErrorLogsAudit.audit({
+        ConsoleMessages: [{
+          'source': 'exception',
+          'level': 'error',
+          'timestamp': 1506535813608.003,
+          'url': 'https://www.facebook.com/tr/',
+          'text': 'Failed to load resource: net::ERR_BLOCKED_BY_CLIENT.Inspector',
+        }],
+      }, {options: ErrorLogsAudit.defaultOptions()});
+      assert.equal(auditResult.score, 1);
+      assert.equal(auditResult.details.items.length, 0);
+    });
+  });
 });