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

Fix Microsoft Teams Audio Not Working on Mac

You join a meeting in Microsoft Teams on your Mac, but no one can hear you, or you can't hear the...

Fix Windows Defender Error 0x80070422 Step by Step

When you see Windows Defender error 0x80070422, it usually means the Windows Defender service isn...

How to Fix Windows Security High CPU Usage

If your PC feels sluggish and Task Manager shows Windows Security (or Antimalware Service Executa...

Windows Activation via Command Line: Step-by-Step Guide

If you need to activate Windows without the graphical interface—perhaps because the activation wi...

Chrome Backup Configuration: Tips for Saving and Restoring Settings

You've spent hours customizing Chrome—bookmarks, extensions, themes, and settings. Then a crash, ...

Fix nvm not working in CMD or PowerShell on Windows