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

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...

Fix VirtualBox Kernel Driver Permission Denied on Linux

Fix Windows Activation Failed Due to Network Issue

When Windows activation fails with a network-related error, the issue is often a temporary connec...

Fix Microsoft Teams High CPU Usage on Mac M1

If you're using Microsoft Teams on an Apple M1 Mac and noticing the fan spinning up or the machin...

Windows Security 502 Bad Gateway: Troubleshooting Checklist

If you see a 502 Bad Gateway error when opening Windows Security, it usually means the app can't ...

How to Fix Microsoft Teams 504 Configuration Error

You try to sign in to Microsoft Teams and see a 504 configuration error. The app may hang or show...