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

Windows Defender 502 Bad Gateway: Troubleshooting Checklist

If you see a 502 Bad Gateway error when opening Windows Security or trying to update Windows Defe...

Fix Chrome ERR_TUNNEL_CONNECTION_FAILED When Using VPN

Chrome Profile 404 Not Found: Delete and Restore Profile

If Chrome shows a '404 Not Found' error when trying to open your profile, the profile folder may ...

Fix VSCode Remote SSH Permission Denied for Known Hosts

You're trying to connect to a remote server via VSCode's Remote - SSH extension, but you get a 'p...

OneDrive Sync Failed to Start: How to Reinstall and Recon

If OneDrive won't start syncing, often a full reinstall and reconfiguration resolves the issue. T...

Fix Windows Terminal Service Unavailable Error

When you see the error 'Terminal Service is unavailable' while trying to connect via Remote Deskt...