Apple TV 4K ..enable Dolby Atmos

Good morning

i have. Apple TV 4K and 2x HomePod mini

on the Apple TV I have installed Disney+ ...

all devices. Apple TV 4K. HomePod mini and iPhone XS Max are running the latest software which I believe is 14.2

how do I get Disney plus programs....mandalorin to play in Dolby atmos....

i can’t see it in the menus

thank you