Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

You try to activate Windows 10, but the progress bar stays at 0% for minutes or hours. This can h...

If Visual Studio Code opens but then immediately shows an error that the extension host has termi...

If you're stuck in a Windows update login loop — where you sign in, the screen goes black or logs...

If you see sync errors or missing data in Microsoft Teams, a version mismatch between your deskto...

When you run a PowerShell script or import a module and hit an error about a dependency conflict—...

When Windows Defender fails to update its virus definitions, you may see error codes like 0x80240...