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

Fix Windows Security Service Not Running for Antivirus

If Windows Security shows 'Service not running' or your antivirus isn't working, the underlying s...

Fix Windows Defender Login Loop on Windows 10

If Windows Defender keeps asking you to sign in repeatedly on Windows 10, even after you enter co...

Fix Windows Terminal '404 Not Found' Profile Error

When you open Windows Terminal and see a '404 not found' error for a profile, it usually means th...

Command Prompt Connection Error Troubleshooting Guide

Fix Windows Defender Invalid Configuration Permission Denied

You see an error like "invalid configuration permission denied" when trying to c...

Fix Microsoft Store Error 0x80072efd: Connection Refused

When you open Microsoft Store and see error 0x80072efd with the message "Connection refused," it ...