Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

If Windows Search stops working or you see an error about the indexing service configuration, the...

You downloaded the offline installer for Microsoft Office or Outlook, but during setup you see a ...

If you notice your PC slowing down and the fan spinning up, Windows Defender might be using exces...

If you're stuck in a Windows Terminal login loop or your settings aren't syncing across devices, ...

If Windows Defender fails to start, you might see an error like "Windows Defender service won't s...

After a recent update, Microsoft Teams may get stuck on the loading screen. This typically happen...