Set up Apple TV - Apple Support

Switch users in the Profiles tab on Apple TV - Apple Support (MN)

Set up Dolby Atmos or surround sound on Apple TV with a sound bar

Official Apple Support

How to Enable Digital Signage Mode on Apple TV

LG brings Apple TV and Apple Music apps to more third-party webOS TVs

Play games with Apple Arcade - Apple Support

Set up the Apple TV Remote on your iPhone or iPad - Apple Support

Use HDMI ARC or eARC with your Apple TV 4K - Apple Support

Apple TV: Should You Buy? Features, Reviews, and More

Apple Support app for iPhone and iPad revamped with new interface

Library in the Apple TV app – Apple Support (MY)

Set up Apple TV 4K with Apple Watch remot… - Apple Community