I've noticed certain movies show up with a different "technical" quality depending on how you reached that movie on the TV app.
For example, if I view the Noteworthy Movies list on the TV app and select Beetlejuice Beetlejuice, it shows as being in HD:
However, if I view it by selecting it from the Now Available to Rent list, it shows as being in 4K Dolby Vision and Atmos:
For example, if I view the Noteworthy Movies list on the TV app and select Beetlejuice Beetlejuice, it shows as being in HD:
However, if I view it by selecting it from the Now Available to Rent list, it shows as being in 4K Dolby Vision and Atmos: