Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

You're testing a new web app or extension, and it fails to load or behaves oddly. Often the culpr...

If you see an error like "Windows Search version mismatch" when trying to run the configuration t...

When you run the Microsoft Store offline installer (the .appxbundle file), it sometimes hangs at ...

When Outlook behaves strangely — messages not sending, calendar not syncing, or random crashes — ...

If you see a message that the Windows Search service keeps stopping, or your file searches sudden...

You open OneDrive and see a sync error: "Version mismatch." This usually happens when your local ...