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

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

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

Fix High CPU Usage from Remote Desktop Display Settings

If you notice your computer's CPU usage spikes when you connect via Remote Desktop (RDP), the dis...

How to Fix Windows Defender 'Command Not Found' Error

You open Command Prompt to run MpCmdRun.exe or Get-MpPreference and get...

Fix 'Port Already in Use' Error with Windows Defender Firewall

You try to start a local service or application, and it fails with an error like 'port already in...

BitLocker Invalid Configuration: Fixes for 'Not Working' Errors

If BitLocker Drive Encryption suddenly shows an "invalid configuration" error and stops working, ...

Windows Search Not Showing Results: Quick Fixes

If your Windows Search returns no results or shows an empty list even though files exist, the sea...