Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

When a Chrome extension crashes repeatedly, you might see a popup saying 'Something went wrong' o...

You're working on a file in OneDrive on your Mac, and suddenly a second file appears with a name ...

When you try to install Windows Terminal using an offline installer, you might see errors about m...

After a Microsoft Office or Windows update, Outlook may show an "invalid configuration" error. Th...

You open Outlook and see a message that your token has expired. This usually happens when Office ...

If Outlook is using 50% or more of your CPU for no obvious reason, an add-in is often the culprit...