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

Fix Remote Desktop Mac Full Screen Not Working

You connect to a remote Windows PC from your Mac using Microsoft Remote Desktop, but the session ...

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

If you're dual-booting Windows and Ubuntu, or replacing Windows...

Fix Windows Search Not Indexing External Drives

If you plug in an external drive and Windows Search can't find files on it, the issue is almost a...

Fix slui.exe High CPU Usage During Windows Activation

If you notice your CPU pegged at 100% while trying to activate Windows, slui.exe (Software Licens...

How to Fix Windows Activation Authentication Failed Error

You see "Authentication failed" when trying to activate Windows. This usually happens after a har...

Fix Windows Defender Real-Time Protection Stuck Off

You try to enable real-time protection in Windows Security, but it either stays grayed out or rev...