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Fix Chrome Certificate Error Invalid Authority on Mac - Resolving Cloudflare 521 Errors-Firefox Not Loading Sites? Fix Secure Connection Failed

Updated 2026-07-28 16:01:12windows-fixes
Fix Chrome Certificate Error Invalid Authority on Mac - Resolving Cloudflare 521 Errors-Firefox Not Loading Sites? Fix Secure Connection Failed
Likely symptom
Likely cause
Safe rollback

Verification route

  • Repeat the original action, not only a simplified test case.
  • Restart the app or reload the service after configuration changes.