
Windows Defender Connection Refused: Troubleshooting Checklist
You open Windows Security and see "Connection refused" or "Something went wrong. Try reopening Wi...

You open Windows Security and see "Connection refused" or "Something went wrong. Try reopening Wi...

After migrating Windows security settings—such as BitLocker keys, Windows Hello, or firewall rule...

You run a Windows Defender scan and it reports that a file is locked and can't be scanned. This i...

You see an update available for Microsoft Teams in your Office 365 portal, but when you try to in...

If your system feels sluggish and you notice high CPU usage from 'Windows Security' or 'Antimalwa...

Windows Update may show a 502 Bad Gateway error when the update service cannot reach Microsoft's ...