Use the Attributes Inspector to edit a set’s name, and specify the devices that it supports.
Select a set in the Set list.
Enter text in the Name field to change the set’s name. Click the arrow on the right side of the Full Path field to open the set’s folder in the Finder.
Choose Device Specific from the Device pop-up menu if the set is customized for individual devices, or choose Universal if it’s a minimal set designed for use on all devices.
If the set is customized for individual devices, use the checkboxes to select the devices.