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Fix 'Turn On Windows Defender Access Denied' Error - Windows Security Connection Refused: Antivirus Blocking Fix-How to Fix Chrome Extension Sync Issues

Updated 2026-06-14 05:27:13cloud-software
Fix 'Turn On Windows Defender Access Denied' Error - Windows Security Connection Refused: Antivirus Blocking Fix-How to Fix Chrome Extension Sync Issues
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.