How do I access the settings of Beosound/Beovision Theatre?

Settings for daily use are accessed by selecting the Beosound/Beovision Theatre from the front page of the app.

Here you can select and edit:
Favourites
Sound modes
Listening Positions
Motorised stand
and more.

For more advanced settings, scroll down and tap "Settings".

These include settings for Peripheral Unit Control, sources, remote controls, external speakers, and more.