zhizhu
Home / developer-tools / Fix Windows Defender Port Already Allocated Error in Command Line - PowerShell Curl 502 Bad Gateway Fix-Remote Desktop Backup Restore Tool Not Working: Fixes

Fix Windows Defender Port Already Allocated Error in Command Line - PowerShell Curl 502 Bad Gateway Fix-Remote Desktop Backup Restore Tool Not Working: Fixes

2026-06-13 20:39:38developer-tools
Fix Windows Defender Port Already Allocated Error in Command Line - PowerShell Curl 502 Bad Gateway Fix-Remote Desktop Backup Restore Tool Not Working: Fixes

Final checklist

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