Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

View list

How to Fix Windows Defender Not Starting Automatically

If Windows Defender (Microsoft Defender Antivirus) isn't starting automatically when you boot you...

Checklist for Resolving Windows Update Network Errors

When Windows Update fails with network errors like 0x80072efd or 0x8024402c, the problem is often...

Fix Windows Update Service Not Running on Startup

If your PC gets stuck in an automatic repair loop and the Windows Update service is not running o...

Fix Windows Activation Auto Start Not Working

You expect Windows Activation to pop up automatically after a hardware change or fresh install, b...

Fix 'Command Not Found' and 'Permission Denied' Errors in Windows Command Prompt

You type a command in Command Prompt and get 'command' is not recognized or Ac...

Chrome Extensions Not Loading? Troubleshooting Checklist
You open Chrome, click the puzzle piece icon, and your extensions are grayed out or missing entir...