Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

You see error 0xc004c003 when trying to activate Windows, and your device either has no internet ...

If Windows Defender (Microsoft Defender Antivirus) hangs on a black screen with a spinning or fro...

You open a folder, type a filename into the search box, and Windows returns nothing—even though y...

You open Command Prompt, type a command, but see no blinking cursor or only a blank rectangle. Th...

Windows activation error 0xc004f074 typically appears when a Volume Licensing client cannot conta...

You added a new dependency to your pom.xml, and now Maven fails with a resolution er...