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

Fixing Dependency Conflict and Windows Defender Error 0x8007042c

If you see error 0x8007042c when trying to open Windows Defender or run a security scan, it's oft...

How to Fix Git Push Rejected Non-Fast-Forward Error

You run git push and see: ! [rejected] main -> main (non-fast-forward). Thi...

How to Allow an App Through Windows Defender Firewall

If an app can't connect to the internet or network, Windows Defender Firewall may be blocking it....

Fix BitLocker Proxy Error Certificate Issues

If you see a BitLocker proxy error related to certificates, it usually means the BitLocker Drive ...

Checklist for Windows Update Module Not Found Error

When you see "Windows Update module not found" or a similar error, it usually means the system ca...

Windows Update High CPU Usage Troubleshooting Checklist