Windows Tips & Troubleshooting
Andrew Armstrong
Andrew Armstrong is a UK-based IT professional with 26+ years of hands-on experience in Windows, Windows Server, SCCM/ConfigMgr, Intune, Active Directory, PowerShell and enterprise infrastructure.
He founded TechyGeeksHome in 2010 and has published 770+ practical guides to real-world IT problems. He also builds free Windows utilities, including Ultimate Settings Panel, which has been downloaded over 850,000 times.
Windows Tips & Troubleshooting
Windows Server
Windows Server Core vs Desktop Experience: Which Should You Deploy?
How-To Guides
PowerShell Modules: Finding, Installing and Trusting Them Safely
Consumer Devices & Hardware
How to Upgrade a Laptop’s SSD Without Reinstalling Windows
How-To Guides
MSP Backup Health Report: Know Your Backups Actually Work
Windows Server
How to Harden RDP Access on Windows Server (2026)
Windows
How to Reset Windows 11 Without Losing Your Files
Google, Blogger & Web Tools
EditPad.org Review: What It Became and Whether to Use It
Windows
How to Use Internet Explorer 11 on Windows 10 in 2026
Windows Server
Group Policy Troubleshooting: Reading GPResult and Event Logs Properly
How-To Guides
How to Code-Sign PowerShell Scripts with an Internal CA
How-To Guides