Primary volume: TV (soundbar)
Screen: Room Devices — a room's TV & audio card.
What it is
The TV button under Primary volume for a soundbar. It is always on.
What to enter
Nothing. It cannot be changed.
What it changes
In the house: Nothing. It is display only: a soundbar on eARC always follows the TV's volume.
In the app: Nothing.
If it goes wrong
- None.