Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

After a Windows update, you might type in the Start menu or taskbar search and see no results—or ...

You see "Sync pending" for files in OneDrive, and the error code 0x8007016a appears in the sync l...

If Windows Defender won't open, stops responding, or fails to update, you're not alone. This guid...

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

You open Microsoft Store to download or update an app, and instead get error code 0x80073cf0. Thi...

You try to start a local service or application, and it fails with an error like 'port already in...