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

Fix Windows Security Error 404 After Update

After a recent Windows update, you might see an error 404 when opening Windows Security. The app ...

Fix Microsoft Store App Stuck on Pending Download

When you try to install or update an app from the Microsoft Store and it sits on 'Pending' indefi...

Firefox Not Responding: Clean Reinstall Guide

If Firefox freezes, crashes, or shows a "not responding" message repeatedly, a clean reinstall ca...

Fix Windows Defender Real-Time Protection Stuck on Scanning

If Windows Defender's real-time protection appears stuck on 'Scanning' and never completes, it ca...

Fix OneDrive 'Command Not Found' Error on Linux and macOS