Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

If Windows Search stops working or you see an error about the indexing service configuration, the...

If you see error 0x80073cf9 when installing or updating apps from the Microsoft Store, it usually...

If you're trying to access a BitLocker-encrypted drive on a Mac and the compatible software isn't...

Windows Update may show a 502 Bad Gateway error when the update service cannot reach Microsoft's ...

You may see a notification that Windows Search indexing couldn't start due to an authentication f...

If you're seeing "database is locked" errors in a multi-threaded application, you're not alone. S...