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

Fix Windows Security High CPU Usage and Slow PC

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

Fix OneDrive 'Token Expired' Sync Error

You open OneDrive and see a message like 'Token expired' or 'Sign in required' and files stop syn...

Fix Java JDK Not Recognized in VS Code

You open Visual Studio Code, create a Java file, and notice the language server isn't starting. T...

How to Fix Windows Defender Not Turning On

Windows Defender (now called Microsoft Defender Antivirus) sometimes refuses to turn on or stay o...

Fix Task Scheduler Sync Issues with Microsoft Account

How to Fix Microsoft Teams Invalid Configuration Error

When you see an “invalid configuration” error in Microsoft Teams, the app usually fails to start ...