
Fix Windows Defender Connection Refused or Permission Denied Errors
If you see "connection refused" or "permission denied" when trying to start or update Windows Def...
Software troubleshooting desk

If you see "connection refused" or "permission denied" when trying to start or update Windows Def...

If you see error 0x80073712 when trying to activate Windows or install updates, it usually means ...

After a recent Windows update, you might find that certain Microsoft Store apps—like Mail, Calend...

When you try to connect to a remote desktop and get a 404 error, it often points to an SSL certif...

You've set up WireGuard, but the handshake keeps failing. The tunnel won't establish, and you see...

When using the command prompt to restore a backup, you may encounter error 0x80070002. This error...