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

Fix Microsoft Store Permission Denied Error During Backup Restore

When restoring a backup using the Microsoft Store, you may encounter a 'permission denied' error....

Fix Windows Activation Blank Screen Stuck on Startup

You boot your PC and instead of the desktop, you see a blank screen with a Windows activation wat...

Fix KMS Activation Error: Port 1688 Already in Use

How to Fix Remote Desktop Version Mismatch Error

When you see a version mismatch error in Remote Desktop, it usually means the client and the host...

Windows Defender and Ubuntu: Troubleshooting Checklist

If you're running Ubuntu through WSL or in a dual-boot configuration, Windows Defender can someti...

How to Fix Windows Defender Firewall Blocked App

You try to open an app, but it either won't start or can't connect to the internet. A common caus...