Connect a display to Mac Pro - Apple Support
Top fixes for the “AirPlay not working” issue
Use AirPlay to stream what's on your Mac to an HDTV - Apple Support
How to see your Mac's photos & videos on Apple TV
Set up the Apple TV Remote on your iPhone or iPad - Apple Support
How to AirPlay to a TV
Use AirPlay to stream audio - Apple Support
Home in the Apple TV app - Apple Support
Use AirPlay to stream video or mirror the screen of your iPhone or iPad - Apple Support
Switch It Up: How to Stream, Mirror Content to Your Apple TV With AirPlay
Watch on Smart TVs and streaming devices - Apple Support
What is AirPlay 2? How it works, and what speakers and devices support it
TV app on mac playback video quality is o… - Apple Community
Airplay Compatible TVs That Have Apple TV Build In: Guide