Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

You start a Visual Studio installation or update, and the installer sits on "Preparing files" for...

If you're building integrations or bots for Microsoft Teams, you've likely hit a 429 Too Many Req...

If you regularly see sync errors, pending changes that never finish, or files that won't open, yo...

If Command Prompt (cmd.exe) consumes more memory over time, eventually slowing your system or cau...

If Chrome fails to start—whether it crashes, hangs, or shows a blank screen—the problem is often ...

When Windows Search loses connection to Outlook, you might see blank results, slow searches, or a...