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

How to Fix Microsoft Store 502 Bad Gateway on Windows 11

If you see a '502 Bad Gateway' error when opening Microsoft Store on Windows 11, the store can't ...

Fix Windows Defender Memory Leak: Step-by-Step Guide

If you notice your system slowing down and Task Manager shows Microsoft Defender Antivirus Servic...

Fix Windows Activation Version Mismatch After Hardware Change

After swapping out a motherboard or other major hardware, you might see an error that Windows act...

How to Identify High CPU Usage in Chrome Using Task Manager

Chrome can sometimes consume a lot of CPU, making your computer slow or loud. The built-in Task M...

Fix 'Outlook Path Not Found' Error After Migration

Fix Windows Update Connection Refused Due to Firewall

If Windows Update fails with a "connection refused" error, your firewall is likely blocking the u...