
Windows Security Troubleshooting Checklist
If Windows security features aren't working as expected—like Windows Defender won't start, update...
Software troubleshooting desk

If Windows security features aren't working as expected—like Windows Defender won't start, update...

When you run a PowerShell command and see Service Unavailable Permission Denied, it ...

If the Microsoft Store won't load, apps fail to update, or you see error codes like 0x80073CF0, a...

You open Windows Security and get a 404 error instead of the dashboard. This usually means the Se...

After a Windows update, you might see BitLocker encryption paused with a yellow warning icon. Thi...

You try to connect to a remote PC via Remote Desktop (RDP) and get an error like "An authenticati...