Switching between letters and numbers
Depending on the menu, you can switch between entering letters and numbers:

See also:
Opening the main menu
Press the button.
The main menu is displayed.
All iDrive functions can be called up via the main
menu. ...
Distance
Selecting a distance
Adjust the distance according to the traffic
and weather conditions; otherwise, there is the
danger of an accident occurring. Maintain the
prescribed safety distance.
...
Display on the Control Display
The traffic area to the left and right is displayed
on the Control Display.
Guidelines at the bottom of the image show the
position of the front of the vehicle.
Brightness
With the Side View ...
