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.

SCCM Active Directory Security Group Query For User Collection

System Center

SCCM Active Directory Groups: Building a Security Group Query

Take Ownership Windows File: Fixing a Stubborn Delete Error

Outlook Autodiscovery Group Policy: Controlling the Lookup Process

What To Do If Windows 10 Update Failed

PowerShell Start Service: Starting a Stopped Service Remotely

UEFI Partition Deployment: Creating Correct Partitions for Imaging

PowerShell Restart Service: Restarting Across Multiple Devices

SCCM User Collections: Filtering by AD Department Attribute

SCCM Device Collection Based on Exchange Server Role

Enable Remote Desktop PowerShell: Setting Firewall Rules Too

SCCM Device Collections: Targeting by Domain Controller Role

SCCM SQL Query for Hardware and Client Version Reporting