Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

When you launch a Jupyter notebook and the kernel never starts—or shows a 'Kernel error' or 'Conn...

You enter your username and password, click Connect, and get: "Your credentials did not work." Or...

You try to access a local development server at http://localhost:3000 (or another po...

When you try to install or update an app from the Microsoft Store, the process may hang indefinit...

If you notice that most of your OneDrive files sync normally but one or a few specific files won'...

If Chrome hangs or shows a profile timeout message when you start it, the browser cannot load you...