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Fix Windows Defender Port Already Allocated in Windows 11 - MongoDB Compass Connection Refused: Checklist-Fix Microsoft Store by Reinstalling in Windows 10

2026-06-13 17:41:12macos-help
Fix Windows Defender Port Already Allocated in Windows 11 - MongoDB Compass Connection Refused: Checklist-Fix Microsoft Store by Reinstalling in Windows 10

Final checklist

  • Confirm that the same symptom is gone after a restart or refresh.
  • Keep the smallest working change and undo temporary diagnostic settings.