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How to Reset Windows Security Settings to Default - How to Fix Windows Defender Service Dependency Error-Windows Defender 502 Bad Gateway: Troubleshooting Steps

Updated 2026-06-13 21:33:44cloud-software
How to Reset Windows Security Settings to Default - How to Fix Windows Defender Service Dependency Error-Windows Defender 502 Bad Gateway: Troubleshooting Steps
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.