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Nginx Upstream Connection Refused: Fixing localhost Errors - Windows 11 Not Detecting Bluetooth Device: How to Fix-Windows 11 Installation Assistant Stuck at 99% After Restart

Updated 2026-07-28 13:26:32office-tools
Nginx Upstream Connection Refused: Fixing localhost Errors - Windows 11 Not Detecting Bluetooth Device: How to Fix-Windows 11 Installation Assistant Stuck at 99% After Restart
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.