A Group Policy Preference is managed and set in the Group Policy Object. The key thing to know is that preferences offer a simple way to add or modify registry entries without creating custom ADM/ADMXs as you would have to with a typical policy. Here I will use the settings to Disable Machine Account Password changes (often used in Non-persistent desktop environments).
I have been on a bit of a crusade lately against registry hacks in Virtual Desktop “gold images”.Bare Bones Troubleshooting Dual and Multi Booting XP Install Backup for XP Home Remove Microsoft Messenger Slipstreamed XP/SP2 Bootable CD Slipstreamed XP/SP1a Install Slipstreamed XP Update Rollup Slipstreamed XP/SP3 Bootable CD Uninstall via C:\ Prompt Use F5 to Specify ACPI BIOS Windows XP Upgrade Paths XP Home Clean Install - Graphic XP Pro Clean Install - Graphic XP Pro Clean Install - Text Version XP Pro Upgrade Install -Text Version OS Guides from Windows Back Up Using Backup Wizard Baseline Security Analyzer v1.2 Compatibility Mode Control Panel Define A Backup Strategy Disk Cleanup Utility Disk Defragmenter Utility Disk Management Utility Group Policy Editor Hard Drive Partitioning Install/Use Recovery Console Management Console Paging File QFECheck Utility Stop Error Messages System Restore Re-enable System Restore System Services Guide System Volume Info Folder XP Shutdown Troubleshooting Accessibility Options Add or Remove Programs Appearance and Themes Date Time Language Regional Network and Internet Connections Performance & Maintenance Printers and Other Hardware Setup Sounds Speech Audio Devices User Accounts Windows XP Professional Windows XP Home Edition Windows XP Expert Zone Microsoft Security Desktop Deployment Res. Microsoft Tech Net MSDN Product Support Services Microsoft Download Center Guide to Downloads Windows XP Support Center Windows XP Technical Overview Microsoft Skills Assessment In a non-networked environment (or in a networked environment that does not have a domain controller), the local Group Policy object's settings are more important, because they are not overwritten by other Group Policy objects.You can open the Group Policy snap-in to edit the local Group Policy object that is stored on your local computer.This dictates what happens when the preference is applied: And that’s it!You can use this to simply (and I mean VERY VERY SIMPLY) add or modify registry entries on your VDI desktops.