Checklists for software errors, setup, and tool workflows.

VS Code Terminal Not Opening: Practical Fixes

When you click the terminal panel in VS Code and nothing appears, or it opens briefly then closes...

Fix PostgreSQL Connection Refused on Port 5432

When you see psql: error: connection to server at ... failed: Connection refused on ...

Fix Microsoft Teams Offline Installer Not Launching

You've downloaded the Microsoft Teams offline installer but double-clicking it does nothing—or ma...

WireGuard Handshake Not Completing: Practical Checklist

If your WireGuard tunnel is up but the handshake never completes, you'll see no data transfer and...

Fix Chrome Token Expired Error: Step-by-Step Guide

If you see a "token expired" error in Chrome, it usually means the authentication token for a web...

Fix VSCode Extension Host Terminated Error Code 0

What does this error mean?

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