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

How to Fix Task Scheduler 404 Not Found Error

If you're seeing a '404 Not Found' error when opening Task Scheduler or running a scheduled task,...

How to Fix Microsoft Store 502 Bad Gateway on Windows 11

If you see a '502 Bad Gateway' error when opening Microsoft Store on Windows 11, the store can't ...

Fix Windows Defender High CPU Usage on Windows 11

If you notice your Windows 11 system slowing down and Task Manager shows Microsoft Defender Antiv...

Windows Defender and Ubuntu: Troubleshooting Checklist

If you're running Ubuntu through WSL or in a dual-boot configuration, Windows Defender can someti...

Setup Windows Defender to Trust an SSL Certificate

If you're running a local development server or an internal application with a self-signed or pri...

Fix Windows Defender Module Not Found Error 0x80070643