Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

You click Command Prompt but nothing happens. The window doesn't appear, or it flashes and closes...

You see "Windows activation failed due to product key mismatch" after entering a key or during an...

If the Microsoft Store won't open, apps fail to download or update, or you see error codes like 0...

You open the Services console (services.msc) to adjust the Microsoft Store startup type, but the ...

After resetting PowerShell settings—by deleting profile files, running Reset-Settings

Fix Windows Activation Blank Screen After Boot
You’ve just activated Windows, but instead of seeing the desktop, you’re stuck on a blank screen....