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

Remote Desktop Configuration Checklist for Secure Access

Setting up remote desktop access is convenient, but a misconfiguration can expose your system to ...

How to Fix Microsoft Store 'Module Not Found' Error

If you see a 'module not found' error when opening Microsoft Store or launching an app, it usuall...

Fix Microsoft Store Blank Screen When Opening an App

You launch an app from the Microsoft Store, and instead of the app window, you get a blank screen...

Fix 'Port Already Allocated' Error in Windows Defender on Windows 10

You may see an error like "Windows Defender Firewall cannot use port X because it is already allo...

Fix Windows Defender Real-Time Protection Permission Denied

You try to turn on real-time protection in Windows Security, but get a 'permission denied' messag...

Fix Command Prompt Service Unavailable After Update