I just seem this https://news.samsung.com/us/samsung...ovies-tv-shows-support-airplay-2-spring-2019/
Looks like older 2018 models will also get this iTunes update
SEOUL, Korea – January 6, 2019 – Samsung Electronics Co., Ltd.announced today it will offer iTunes Movies and TV Shows and Apple AirPlay 2 support on 2019 Samsung Smart TV models beginning this spring.
Support on 2018 Samsung Smart TVs will be made available via firmware update. In an industry first, a new iTunes Movies and TV Shows app will debut only on Samsung Smart TVs in more than 100 countries.
AirPlay 2 support will be available on Samsung Smart TVs in 190 countries worldwide.
Looks like older 2018 models will also get this iTunes update