Knowledge base for software setup, errors, and daily tool work.

Fix Remote Desktop Connection Refused Due to Firewall

You try to connect to a remote Windows PC via Remote Desktop, but get an error like “Remote Deskt...

Fix Windows Defender Service Not Starting with Permission Denied

If you see 'Windows Defender service not starting – permission denied' when trying to enable Micr...

How to Fix systemd Service Restart Loop

If you see a systemd service repeatedly starting and stopping, you're dealing with a restart loop...

Fix Jupyter Notebook Token Not Working on Localhost

If you see a token prompt when opening Jupyter Notebook on localhost, and entering the token fail...

Fix Microsoft Teams Microphone Not Detected in Windows

Common Causes

Fix 'Authentication Failed' Error in Net Use Command

When you run net use to map a network drive and get 'System error 1326: Logon failur...