Multi user support
tvOS now allows for multiple user profiles, to separate recommendations and up next items. User selections is handled from the new control center where sleep mode and audio routing.
New home screen
Apple TV 4K has received a new home screen. Apps can now play full screen video previews.
Apple’s new Arcade game subscription service is coming to the Apple TV 4K this fall.
Xbox and PlayStation game controller support
tvOS 13 will support the Xbox One S and PlayStation DualShock 4 game controllers. Who saw that coming?
New screen savers
Apple will add underwater screen savers to tvOS 13. They have collaborated with the BBC Natural History Unit to capture underwater 4K HDR scenes. Now you can have a fish tank in your living room without all the maintenance.