Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

If you click an email in Outlook and it takes several seconds or more to open, you're not alone. ...

If you've downloaded an offline installer from the Microsoft Store but it fails to sync with your...

You see the error 'Windows Update cannot connect to Microsoft servers' and updates won't download...

You downloaded the Windows Security offline installer but it won't run, hangs, or throws an error...

You’ve pushed code to production, but it crashes with cryptic errors. Or maybe your app runs fine...

If you're uploading or downloading large files over a slow or unstable network, OneDrive may time...