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Fix PowerShell 504 Gateway Timeout After Windows Update - Fix Windows Defender 502 Bad Gateway Sync Error-Remote Desktop Auto-Start Fails With Permission Error

Updated 2026-06-14 07:03:54browser-issues
Fix PowerShell 504 Gateway Timeout After Windows Update - Fix Windows Defender 502 Bad Gateway Sync Error-Remote Desktop Auto-Start Fails With Permission Error
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.