Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

If you're trying to download or update an app from the Microsoft Store and the progress bar stays...

If you've performed a clean install of Windows and can't find your product key, activation may fa...

If you see a 404 error in Windows Security or get messages about missing files, the Security Cent...

When you try to launch Command Prompt from Windows Terminal, you might see a 'path not found' err...

You open Windows Terminal, expecting the PowerShell prompt, but instead you see a blank black or ...

After a Windows Update, you might find that the Windows Defender offline scan option is missing, ...