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

Fix Microsoft Teams Crashing When Sharing Screen

You're in a meeting, you click 'Share screen,' and Teams freezes or closes entirely. This is a kn...

How to Fix PowerShell Not Opening on Windows 10

You click the PowerShell icon or type 'powershell' in the Start menu, but nothing happens—no wind...

Fix Windows Security Real-Time Protection Not Working

If you see a yellow warning in Windows Security that says "Real-time protection is off" or it tur...

Fix Microsoft Store 502 Bad Gateway Error

You open the Microsoft Store and see a blank page with a 502 Bad Gateway error. This usually mean...

How to Fix Microsoft Teams 404 Not Found Permissions Error