This method is ideal if each person syncs their device differently or if any of the devices have parental controls set up. When you create separate user accounts, it makes it possible for each person to basically have a separate computer with a separate iTunes app. Creating a separate iTunes library on your MacĬreating a user account for each person on your Mac.Creating a user account for each person on your Mac.If you and your family all use one Mac but have have different content on your devices, you can set up iTunes to sync each one separately. Though it is not a necessity to use your computer as a means to sync your iPhone or iPad content anymore, there are still lots of people that use iTunes on their computer for just that purpose.