
Change Remote Desktop Listening Port to Avoid Conflicts
If you cannot connect to a remote computer because another application is using port 3389, or you...
Software troubleshooting desk

If you cannot connect to a remote computer because another application is using port 3389, or you...

If you’re stuck in a remote desktop login loop—where you log in and are immediately logged out or...

You're trying to sign in or use Microsoft Teams and see an error: Invalid configuration. ...

You try to send an email in Outlook, but after a long pause you see an error like “Connection to ...

If Teams shows 'cannot connect to audio devices' or your microphone, speakers, or headset aren't ...

If Windows Defender is misbehaving—showing false positives, missing updates, or refusing to run—r...