Mercedes-Benz S-Class 2020 Operator's Manual page 313

% If automatic software updates are activated,
the system updates will be downloaded auto‐
matically ( page 310).
/
As soon as an update is available for download,
a corresponding message appears on the media
display.
You have the following selection options:
Download
R
The update will be downloaded in the back‐
ground.
Details
R
Information about the pending system
update is displayed.
Later
R
The update can be downloaded manually at a
later time ( page 310).
/
If the download is completed and the update is
ready for installation, you will be informed of this
after the next ignition cycle, for example.
% Park the vehicle safely in a suitable location
before starting the installation.
Requirements for the installation:
The ignition is switched on.
R
The engine is not running.
R
Notes and warnings have been read and
R
accepted.
The parking brake is applied.
R
If all requirements are met, the update will be
installed. The multimedia system cannot be
operated while the update is being installed and
vehicle functions are restricted.
If errors should occur during the installation, the
multimedia system automatically attempts to
restore the previous version. If restoration of the
previous version is not possible, a symbol
appears on the multimedia system display.
Please consult a qualified specialist workshop to
resolve the problem.
Multimedia system 311
Reset function
Multimedia system:
System Reset
4 5
Personal data is deleted, for example:
Station presets
R
Connected mobile phones
R
Select Yes.
#
If PIN protection is activated, a prompt appears
asking if you also wish to restore this to the fac‐
tory settings during a reset.
Select Yes.
#
Enter the current PIN.
#
The PIN is reset.
or
Select No.
#
The current PIN stays the same after reset‐
ting.
% If you have forgotten your PIN, an authorized
Mercedes-Benz Center can deactivate the
PIN protection for you.