How-To Guides
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
How-To Guides
Best Free Password Managers in 2026 — Reviewed and Ranked
How-To Guides
Active Directory Cleanup — Find and Remove Stale Computer Accounts (2026)
How-To Guides
How to Enable .NET Framework 3.5 and 4 Using PowerShell and DISM (2026)
How-To Guides
How to Delay or Cancel the SCCM Client Reboot (2026)
How-To Guides
Group Policy to Disable Windows Update Sharing (Delivery Optimization)
How-To Guides
VMware Remote Console (VMRC) Silent Installation Guide (2026)
How-To Guides
How to Export an Outlook Folder to a PST File (2026)
How-To Guides
How to Reset the Root Password of a VCSA Appliance (2026)
How-To Guides
How to Update a BIOS Using SCCM / ConfigMgr (Lenovo ThinkPad)
How-To Guides
How to Change the Hostname of a VMware ESXi Host (2026)
How-To Guides