Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

View list

Configure Proxy Settings in Windows Terminal

If you use Windows Terminal behind a corporate proxy or a local proxy tool, you may notice that s...

Fix PostgreSQL Connection Refused on Port 5432

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

Fix Windows Activation Stuck on Activating Screen

You're trying to activate Windows, but the activation screen just sits there saying "Activating" ...

Fix OneDrive Sync Error 0x8004deb4 After Update

If you see error 0x8004deb4 in OneDrive after a recent update, it usually means the app can't aut...

Fix Ubuntu APT Lock Not Released After Update

After running an update or upgrade on Ubuntu, you may see an error like E: Could not get lo...

Fix Windows Terminal Profile Not Loading Correctly
When Windows Terminal fails to load your custom profiles, you might see default settings, missing...