On iPhone or iPad, you can turn on audio descriptions to have scenes in videos described to you.
Go to Settings > Accessibility.
Select Audio Descriptions.
Turn on Audio Descriptions.
How to turn on audio descriptions in the Apple TV app
Open the Apple TV app.
While watching a video, tap on the screen to reveal the playback controls.
Choose the audio-described track that you want to use.
Find out if a movie or TV show has audio descriptions.
Not all videos include audio description tracks. Check the documentation for the video you’re using to see if it includes these features.
Some third-party websites and apps provide custom audio controls for videos. If you don’t see audio controls when viewing video from a website, check the documentation, or contact the website owner or app developer for more information.
The Apple TV app isn’t available in all countries or regions.