Removing an Apple TV from your iTunes library
You can remove an AppleÂ TV that has been added to your iTunes library.
To remove an AppleÂ TV from your iTunes library:
Choose EditÂ > Preferences, and then click AppleÂ TV.
Select the AppleÂ TV, and then click Remove AppleÂ TV.
For more information, see the AppleÂ TV user’s guide at the AppleÂ TV Support website.