Andrew Armstrong

Andrew Armstrong is a UK-based IT professional with 26+ years of hands-on experience in Windows, Windows Server, SCCM/ConfigMgr, Active Directory, PowerShell, and enterprise infrastructure. He founded TechyGeeksHome in 2010 and has published over 1,500 practical guides covering real-world IT problems and solutions. When not solving IT problems, Andrew develops free Windows utilities including Ultimate Settings Panel, which has been downloaded over 850,000 times.

How-To Guides

Service Manager Database Using High RAM

VMWare ESX 6.5 Serial Number Activation

CredSSP Error Breaks Remote Desktop Connections

Nordgreen Watch Review

WordPress Speed Up – Remove Query Strings From Static Resources

WordPress Speed Optimisation

Windows Server 2016 – Disable Server Manager on Startup

Powershell – Export Active Directory User Last logged on information to CSV

How to create a MDT Package within SCCM

SCCM – Full list of web security proxy exceptions

Powershell – Export all members of all AD Security Groups to CSV

Exchange Shell – Get all shared mailboxes with primary SMTP