Checklists for software errors, setup, and tool workflows.

Fix VSCode Extension Host Terminated Error Code 0

What does this error mean?

When you see 'Extension host terminated unexpectedly with erro...

Fix Windows Defender Rate Limit Error on Windows 11

You may see a rate limit error when using Windows Defender on Windows 11. This usually happens du...

Windows Terminal Authentication Failed: Troubleshooting Checklist

When Windows Terminal shows 'authentication failed' during an SSH or remote connection, it usuall...

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 Windows Defender Connection Timeout Error 0x80070422

If you see error 0x80070422 when opening Windows Defender or running a scan, the message typicall...

Fix Microsoft Teams Proxy Error Not Connecting

If you see "proxy error" or "not connecting" in Microsoft Teams, it usually means the app can't r...