Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

If a background app stops launching automatically after a reboot, the Task Scheduler entry may be...

When you try to activate Windows and see an error that the activation service is not responding, ...

After a Windows update, you might find the Windows Security app missing from the Start menu or sy...

If clicking the Start menu shows a blank search screen instead of the usual results and apps list...

If the Windows Security app is crashing, not opening, or showing errors, resetting it can often f...

You try to install or update an app from the Microsoft Store, and you get an error about a depend...