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 Service Unavailable in Windows 10

If you see 'Windows Defender service unavailable' in Windows 10, the antivirus may be disabled or...

Fix Task Scheduler '404 Not Found' After Windows Update

After a recent Windows update, you might open Task Scheduler and see a "404 Not Found" error when...

How to Fix Microsoft Store Not Opening on Boot

If the Microsoft Store fails to launch when Windows starts, you may see no window at all or an ap...

How to Fix Command Prompt Run as Administrator Not Working

You right-click Command Prompt and select 'Run as administrator', but nothing happens, or it open...

How to Fix Remote Desktop 'Connection Refused' or 'Permission Denied'

You open Remote Desktop, enter the computer name, and get either "Connection refused"

Fix Windows Search Not Working Due to Invalid Configuration
If Windows Search stops returning results or shows errors like "Search isn't working" or "No resu...