After you have assigned a bundle to a device or user, you can choose to edit the bundle :
In ZENworks Control Center, click the Bundles tab.
Click the desired bundle for which you want to edit.
Click the Relationships tab.
Click the Assignment Details link of the assignment.
In the View Assignment Details dialog box, click the link next to the type you want to edit.
In the dialog box that displays, edit the bundle as desired.