Volvo XC90: Displays and voice control / App menu in instrument panel
The App menu in the instrument panel provides quick access to commonly used
functions for certain apps.

The illustration is generic.
The App menu in the instrument panel can be used instead of the center display
and is then controlled using the right-side steering wheel keypad. The app menu
makes it easier to switch between different apps or functions within the apps without
having to let go of the steering wheel.
App menu functions
Different apps provide access to different types of functions. The following
apps and their functions can be controlled from the App menu:

A license is an agreement on the right to conduct a certain activity or the right
to use someone else's right according to terms and conditions specified in the agreement...
The App menu in the instrument panel is controlled using the right-side steering
wheel keypad.
App menu and right-side steering wheel keypad. The illustration
is generic...
Other information:
The inflatable curtain, Inflatable Curtain (IC), helps to prevent the driver
and passengers from striking their heads on the inside of the vehicle during a collision.
The inflatable curtains are installed along both sides of the inside of the roof
and help protect occupants in the vehicle's outer seats...
You can use the keyboard in the center display to enter characters or to switch
to handwriting mode to "write" letters and characters on the screen.
The keyboard can be used to enter characters (letters, numbers, symbols, etc.)
to e.g. send text messages from the vehicle, enter passwords or search for information
in the digital Owner's Manual...