Volvo XC90: Displays and voice control / Resetting the trip odometer
Resetting the trip odometer using the leftside steering wheel lever.

The TA trip odometer can not be manually reset. It resets automatically if the
vehicle is not used for four hours or more.
Data recorded and calculated by the trip computer can be displayed on the
instrument panel.
This data is stored in a trip computer app. You can choose which information
the instrument panel will display in the app menu...
Trip computer statistics can be displayed graphically in the center display,
providing an overview that facilitates more fuel-efficient driving.
Open the Driver performance
app in the App view to display trip statistics...
Other information:
Suitable child restraints should always be used when children (depending on
their age/size) are seated in the vehicle.
Securing an infant seat with a seat belt
Do not place the infant seat in the front passenger's seat
Place the infant seat in the rear seat of the vehicle...
(Option/accessory)
The tailgate can be set to stop opening at a certain height, for example if
the tailgate needs to be opened in a garage with a low ceiling.
Setting maximum opening height
Open the tailgate manually to the desired opening height.
Press the button on the lower
edge of the tailgate and hold it for about 3 seconds...