Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

View list

Fix Windows Security Version Mismatch Permission Denied

You might see a 'version mismatch' or 'permission denied' error when opening Windows Security, ru...

Fix Microsoft Teams 404 Not Found Error When Loading Apps

You click an app in Microsoft Teams and see a '404 Not Found' page instead of the app loading. Th...

How to Fix PowerShell Login Loop Configuration Issues

You open PowerShell, see a login prompt, and then it loops—repeatedly asking for credentials or r...

Fix Task Scheduler File Locked Permission Denied

You set up a task in Windows Task Scheduler, but it fails with an error like 'file locked' or 'pe...

How to Fix PowerShell Update Not Working on Windows 10

If you're running Windows 10 and get an error when trying to update PowerShell—either via U...

Fix Remote Desktop Error 0x204: Connection Failed
When you see "Remote Desktop failed to start" with error 0x204, the connection to the remote comp...