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

How to Handle '404 Not Found' Errors in PowerShell

When you get a '404 Not Found' error in PowerShell while using Invoke-WebRequest or ...

Fix 'Port Already Allocated' Error in Microsoft Teams

When starting Microsoft Teams, you might see an error like "Port already allocated" or "The proce...

Fix CMD Service Unavailable Due to Group Policy

Situation

You open Command Prompt and see an error like "Command Prompt has been disabled...

Fix 'Security Module Not Found' in Windows Defender

If you see a message in Windows Security that says something like "Security module not found" or ...

Windows Security Network Error on Windows 10: How to Fix

If you see a 'network error' message in Windows Security on Windows 10, the app can't connect to ...

Fix Windows Update Configuration Permission Denied Error

When you see "Windows Update Configuration Permission Denied", it usually means ...