Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

You open the terminal in Visual Studio Code (Ctrl+` or View > Terminal), but nothing appears. The...

If Windows Search shows a network error or won't sync, the search index might be corrupted, netwo...

You're using Outlook and suddenly it asks for your password repeatedly, or shows an error like 'Y...

You installed the Java Development Kit (JDK), but when you type java -version or

If you see "Windows Defender service not running" or a red warning in Security Center, the underl...

Windows Update may show a 502 Bad Gateway error when the update service cannot reach Microsoft's ...