Mercedes-Benz S-Class Saloon 2021, Owner'S Manual

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If the Automatic online update option is active,
so ware updates are downloaded automatically. If
the option is deactivated, you will be informed of
new so ware updates once. The so ware updates
are available for downloading for a limited period
of time.
Carrying out a so ware update:
R
You can start so ware updates via the com-
munication module.
R
You can start so ware updates via a Wi-Fi hot-
spot.
R
You can start map updates from an external
medium.
%
Online so ware updates cannot be performed
via external Wi-Fi hotspots that are encrypted
using TKIP.
%
To complete so ware updates via the commu-
nication module, the vehicle must be connec-
ted with the Internet and a Mercedes me user
account.
%
To complete so ware updates via Wi-Fi, the
vehicle must be connected to an external Wi-
Fi hotspot.
A so ware update consists of three steps:
R
Downloading or copying of the data required
for installation
R
Installation of the downloaded so ware
update
R
Activation of the downloaded so ware update.
%
It may be necessary to restart the MBUX mul-
timedia system a er completion of a so ware
update.
%
While some so ware updates are being down-
loaded, the multimedia system cannot be
operated and the vehicle functions may be
restricted.
%
Some so ware updates require a safe vehicle
status for the installation to be completed.
They can only be carried out in a safely
parked vehicle with the vehicle switched o .
FFor or so w so ware are updat updates r es req equir uiring a saf ing a safe v e vehicle st ehicle sta- a-
tus: tus: when the last installation step is reached, a
message appears on the central display a er the
vehicle is switched o . Follow the step-by-step
instructions on the central display to complete the
installation.
There are so ware updates that can only be
installed when the vehicle is safely parked, there
are no more people in the vehicle and the vehicle
is locked.
AAvvailability of t
ailability of the dr he driviver and centr er and central display al display
During the installation of so ware updates, it is
not possible to use the vehicle, central display
and driver display. You may receive the following
display message when an installation is running:
%
The display message does not appear every
time a so ware update is installed.
In rare cases, an error can occur during the instal-
lation. The multimedia system automatically
attempts to restore the previous version.
MBUX multimedia system 373 373