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

Fix 'Microsoft Teams Command Not Found' on Windows

If you type microsoft-teams or teams in Windows Terminal, PowerShell, o...

Fix Windows Terminal 502 Bad Gateway Error

If you see a 502 Bad Gateway error in Windows Terminal, it usually means the ter...

Repair Windows Security Module Registry: Step-by-Step Guide

If Windows Security (formerly Windows Defender) won't open, shows errors like "This app has been ...

How to Fix Windows Update Stuck at 0%

You click Check for updates, and the progress bar sits at 0% for minutes or hours. This is a comm...

Fix Chrome ERR_TUNNEL_CONNECTION_FAILED When Using VPN

Fix Windows Update 502 Bad Gateway Connection Issue

When Windows Update fails with a "502 Bad Gateway" error, it usually means the update server can'...