In the Messages app, you can get together with friends to watch the latest episode of your favorite show or listen to a new song in real time using SharePlay. On an iPhone that meets the minimum system requirements, you can start a Messages conversation right from a supported app like Apple TV and Music. Shared playback controls keep everyone in sync.
How to use SharePlay
For everyone who has access to the content, the video starts playing at the same time People who don’t have access are asked to get access
In a supported app, find a show, movie, song, album, or other content you want to share, then tap the item to see its details
Do one of the following:
Tap the Share button, then tap SharePlay
Tap the More button at the top right, tap the Share button, then tap SharePlay
Tap the More button next to the content, then tap SharePlay
In the To field, enter the contact(s) you want to share with, then tap Messages
Tap Start or Play to begin using Shareplay
To begin viewing or listening, recipients tap the content's title at the top of the Messages conversation, then tap Open
Each person in the conversation can use the playback controls to play, pause, rewind, or fast-forward for everyone, but settings like closed-captioning and volume are controlled separately by each person.