Grab ADMX/ADML files from the DCU installer or the Dell Support Site .
When you configure settings via the DCU user interface (checking "Automatically check for updates," changing the update source, or scheduling a weekly scan), the application writes these preferences to the registry. These values are read every time the application launches or when the background service triggers a task. dell command update registry settings
HKLM\SOFTWARE\Dell\UpdateService\Clients\CommandUpdate\Preferences\Settings Common Registry Customizations Grab ADMX/ADML files from the DCU installer or
dcu-cli.exe /configure -importsettings="C:\Path\To\Settings.xml" Automation Scripts: " changing the update source