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Fix Windows Defender Blank Screen Error Code - Microsoft Store 502 Bad Gateway: Network Configuration Troubleshooting-Troubleshoot Microsoft Teams Audio Devices

Updated 2026-06-13 18:09:10office-tools
Fix Windows Defender Blank Screen Error Code - Microsoft Store 502 Bad Gateway: Network Configuration Troubleshooting-Troubleshoot Microsoft Teams Audio Devices
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.