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

Fix Microsoft Store Blank Screen: Step-by-Step Troubleshooting

You open the Microsoft Store and see nothing but a white or gray screen. This is a common issue i...

Fix Windows Terminal Not Saving Settings After Update

After a Windows Terminal update, you may find that your custom settings—such as color schemes, fo...

Fix Windows Defender Invalid Configuration Permission Denied

You see an error like "invalid configuration permission denied" when trying to c...

Fix Windows Security High Memory Usage (100%)

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

PowerShell Command Not Found but Works in CMD

Fix Windows Terminal 'Command Not Found' and 'Permission Denied'

You open Windows Terminal, type a command, and see command not found or permis...