Knowledge base for software setup, errors, and daily tool work.

Fix Microsoft Teams Guest Access Denied Error

You've been invited to a Microsoft Teams team as a guest, but when you try to join, you see an "A...

Fix Windows Defender 404 Not Found Error on Windows 10

You click to open Windows Defender Security Center and see a 404 page, or the Settings app shows ...

Fix Windows Terminal Permission Denied File Locked Error

Fix Task Scheduler 404 Not Found Registry Error

If Task Scheduler shows a '404 not found' error when opening tasks or creating new ones, the issu...

Fix Windows Defender Module Not Found Error

You open Windows Security and see an error: "Module not found" or "Windows Defender module not fo...

Fix Windows Security Not Launching at Startup

You restart your PC and notice Windows Security (formerly Windows Defender) isn't running. The ic...