Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

You open Terminal, run source venv/bin/activate, and nothing happens—or you get an e...

If you see a "Bluetooth permission denied" error on Windows 11, it usually means somethin...

You try to open a website in Chrome and see ERR_NAME_NOT_RESOLVED. This error me...

You're in the middle of a git merge, and instead of the usual conflict markers, you see

If your Windows 10 taskbar icons stop responding—clicking does nothing, right-click menus don'...

You click 'Check for updates' in Windows 11, and it hangs at 0% for minutes or hours. Res...