Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

You notice the Windows Security icon in the system tray shows a yellow warning. Opening it reveal...

You've run the Windows 11 Installation Assistant, it reached 99% after restart, and now it...

You start a Windows Update, and the progress bar sits at 0% for ten minutes, an hour, or longer. ...

If your npm run build fails with an out-of-memory error, you're not alone. This ...

You click “Add to Chrome” on the Web Store, but nothing happens, or the extension never appears. ...

If Docker Desktop shows “Engine Stopped” and you suspect a firewall block, here’s how to diagnose...