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

Windows Security 404 Not Found: Setup and Fix Guide

When you open Windows Security (formerly Windows Defender) and see a blank page or a '404 Not Fou...

Fix 'Windows Security Authentication Failed' for Domain Credentials

Fix PowerShell High CPU Usage When Idle

If you notice PowerShell consuming high CPU even when the system appears idle, it's often due to ...

Fix Windows Security High Memory Usage (100%)

You open Task Manager and see Windows Security (or Antimalware Service Executable) using nearly 1...

OneDrive Sync Not Working: Files Not Syncing to Cloud Fixes

You see the OneDrive icon with a paused or error symbol, and your files aren't reaching the cloud...

Remote Desktop Connection Not Working on Windows 11: Fixes

You try to connect to another Windows 11 PC via Remote Desktop, but the connection fails, times o...