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

Windows Defender Offline Scan Not Working After Update: Fixes

After a Windows Update, you might find that the Windows Defender offline scan option is missing, ...

Fixing Windows Security 502 Bad Gateway Errors

If you see a 502 Bad Gateway error in Windows Security (or the Windows Defender portal), it usual...

How to Fix Chrome Update Error 12: Step-by-Step Guide

When Chrome fails to update and shows error 12, the browser usually cannot download or install th...

MySQL Connection Refused After Restart: Quick Fixes

After restarting your MySQL server, your application may show a "connection refused" er...

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...

Fix GitHub Actions Cache Action Permission Denied Error