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

How to Set Up Remote Desktop on Windows 11

Before You Start

Remote Desktop lets you connect to your Windows 11 PC from another devic...

Fix 'Windows Activation Command Not Found' by Checking System Files

When you run slmgr.vbs or cscript slmgr.vbs to activate Windows and get...

Fix 502 Bad Gateway Nginx from Command Line

If you're seeing a 502 Bad Gateway error from Nginx, it usually means Nginx can'...

Fix PowerShell Not Working on Ubuntu: Common Causes & Solutions

You've installed PowerShell on Ubuntu, but it won't start or throws errors. This guide covers the...

Microsoft Teams Connection Refused: Troubleshooting Checklist

When Microsoft Teams shows a 'connection refused' error, the app cannot reach its servers. This u...

Fix Windows Update Login Loop After Configuration Settings

You restart your computer after a Windows update, and instead of reaching the desktop, you see th...