Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

If you're having trouble downloading apps, installing updates, or launching the Microsoft Store, ...

After a Chrome update, you may find the browser crashing repeatedly—on startup, when opening a ne...

If the Microsoft Store repeatedly asks you to sign in or shows errors like 0x80070424, the issue ...

If you see an "invalid configuration" error in OneDrive, it usually means the sync client has cor...

If you see error 0x80070002 when using Windows Search, it usually means a file or dependency is m...

If your Command Prompt window suddenly shows odd colors, tiny text, or strange cursor behavior, i...