Mercedes-Benz S-Class 2020 Owner's Manual page 326

Overview of software updates
Important software updates may be necessary
for the security of your multimedia system's
data. Install these updates, or else the security
of your multimedia system cannot be ensured.
The multimedia system displays a corresponding
message when a software update is available.
If the Automatic online update
software updates are downloaded automatically.
If the option is deactivated, you will be informed
of new software updates once. The software
updates are available for downloading for a limi‐
ted period of time.
Carrying out a software update:
You can start online software updates via the
R
communication module.
You can start software updates via a Wi-Fi
R
hotspot.
You can start map updates from an external
R
medium.
% To complete software updates via the com‐
munication module, the vehicle must be con‐
nected with the Internet and a Mercedes me
user account.
% To complete software updates via Wi-Fi, the
vehicle must be connected to an external Wi-
Fi hotspot.
A software update consists of three steps:
Downloading or copying of the data required
R
for installation
option is active,
Installation of the downloaded software
R
update
Activation of the downloaded software
R
update.
% It may be necessary to restart the MBUX
multimedia system after completion of a
software update.
%
While some software updates are being
downloaded, the multimedia system cannot
be operated and the vehicle functions may
be restricted.
% Some software updates require a safe vehi‐
cle status for the installation to be comple‐
ted. They may only be carried out in a safely
parked vehicle with the ignition switched off.
MBUX multimedia system 323
% For software updates requiring a safe vehicle
status: when the last installation step is
reached, a message appears in the central
display after the ignition is switched off. Fol‐
low the step-by-step instructions in the cen‐
tral display to complete the installation.
Availability of the driver display and central
display
During the installation of software updates, it is
not possible to use the vehicle, central display
and driver display. You may receive the following
display messages when an installation is run‐
ning: