Change Playback settings in the Apple TV app on Mac
In the Apple TV app on your Mac, use Playback settings to change video quality.
To change these settings, choose TV > Settings, then click Playback.
Choose the streaming option that works best with your computer and internet service provider.
Choose the download option that works best with your computer’s storage space and internet connection.
Download Audio Languages
Choose additional audio languages to download. See Set audio languages for downloaded items.
Download Multichannel Audio
Download multichannel audio when it’s available.
Use Viewing History
Use your viewing history to influence your Watch Now recommendations and to make shows you watch on one device available on all your devices.