Mercedes-Benz GLB 2023 Operator's Manual page 70

Safely transporting children in the vehicle
68
Always activate the installed child safety
#
locks if children are traveling in the vehi-
cle.
Never leave children unattended in the
#
vehicle.
When leaving the vehicle, always take the
#
SmartKey with you and lock the vehicle.
There are child safety locks for the rear doors and
the rear side windows.
The child safety lock on the rear doors secures
each door separately. The doors can no longer be
opened from the inside.
Press the lever in direction 1 (activate) or
#
(deactivate).
Make sure that the child safety locks are work-
#
ing properly.
Activating and deactivating the child safety lock
for the rear side windows
2
To activate/deactivate: press button 2.
#
The rear side window can be opened or closed
in the following cases:
indicator lamp 1 is lit: via the switch on
R
the driver's door