When an RPM bundle is assigned to a device, ZENworks attempts to install the packages in that bundle on the device. When the device performs a refresh, which is done at boot time or when the scheduled refresh interval is reached, the device becomes aware of any newly assigned bundles.
Because of the destructive nature of a preboot bundle, it is not automatically applied to the device. Manual steps must be performed for a preboot bundle to be applied to the device. Take the following steps to cause the device to run the preboot bundle at the next boot: