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Firefox Not Responding While Other Browsers Work: Fix - How to Fix Defender Authentication Error in Group Policy-Fix Slow Windows Search After a Recent Update

Updated 2026-06-14 03:22:46windows-fixes
Firefox Not Responding While Other Browsers Work: Fix - How to Fix Defender Authentication Error in Group Policy-Fix Slow Windows Search After a Recent Update
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.