2023 MERCEDES-BENZ C CLASS Owners Manual

To move the digital map: touch the
touchscreen and move your Nnger in any
direction.To save the destination in the digital map:
touch the touchscreen and hold until a mes- sage is shown.To set the volume on a scale: touch the
touchscreen and move the Nnger to the les or
right.To call up a global menu in the applications:
touch the touchscreen and hold until the
Options menu appears.
Function of the MBUX voice assistant
&WARNING Risk of distraction from infor-
mation systems and communications
equipment
If you operate information systems and com-
munication devices integrated in the vehicle when driving, you could be distracted from thetraPc situation. This could also cause you to
lose control of the vehicle.
Only operate this equipment when the
traPc situation permits.If you cannot be sure of this, stop the
vehicle whilst paying attention to road
and traPc conditions and operate the
equipment with the vehicle stationary.For your own safety, always observe the following points when operating mobile communicationsequipment and especially your voice control sys-
tem:
= Observe the legal requirements for the coun-
try in which you are driving.
= If you use the voice control system in an emer-
gency your voice can change and your tele- phone call, e.g. an emergency call, can
thereby be unnecessarily delayed.
= Familiarize yourself with the voice control sys-
tem functions before starting the journey.
Using the MBUX voice assistant, vehicle functionsand various areas of the MBUX multimedia system
can be operated by voice input. The MBUX voice
assistant is operational approximately half a
minute aser switching on the vehicle and can be
operated from all seats. Further information and
examples of voice commands can be found in the
Digital Operator\bs Manual.
You can use the MBUX voice assistant to operate
the following functions depending on the vehicle equipment:
= Telephone
= Text message and e-mail
= Navigation
= Radio and media
= Vehicle functions
= Online functions
Full functionality of the voice control system is only available for you with activation of onlinevoice control.
Conducting a dialog
Starting a dialog
Say "Hey Mercedes" to activate the MBUX
Voice Assistant. Voice activation must be switched on in the multimedia system.MBUX multimedia system255

orPress the { button on the multifunction
steering wheel.
A blue line appears in the MBUX multimedia
system. The dialog can be started.
For the dialog with the MBUX Voice Assistant, you
can use complete sentences of colloquial lan-
guage as voice commands. Voice activation can
also be directly combined with a voice command,
e.g. "Hey Mercedes, how fast can I drive"" .
Calling up help
For information about the MBUX Voice Assis-
tant: say "Hey Mercedes, what can you do""Digital Operator\bs Manual: "Show me the
Operator's Manual". The full extent of the Dig-
ital Operator\bs Manual is available when the vehicle is stationary.
Operating functions (examples)
To operate the navigation: "Search for an
Asian restaurant, but not Japanese, in South
London."To operate the phone: "Call my father."To change the system language to English
(short command): "Change language to Eng-
lish".To operate the radio: "Show me the list of
radio stations."To operate media: "Switch on random play-
back."To operate vehicle functions: "Switch the
seat heating to level 2."To operate online functions: "What's the time
in Sydney""To ask a question about the vehicle: "Do I
have Blind Spot Assist""
Information on users, suggestions and favorites
&WARNING Risk of becoming trapped dur-
ing adjustment of the driver\bs seat aser
calling up a driver proNle
Selecting a user proNle may trigger an adjust-
ment of the driver\bs seat to the position saved
under the user proNle. You or other vehicle
occupants could be injured in the process.
Make sure that when the position of driv-
er\bs seat is being adjusted using the mul-
timedia system, no people or body parts
are in the seat\bs range of movement.
If there is a risk of someone becoming trap-
ped, stop the adjustment process immedi-
ately:
a) Tap the warning message on the cen-
tral display.
or
b) Press a memory position button or a
seat adjustment switch on the driver\bs
door.
The adjustment process will be stopped.
The driver\bs seat is equipped with an access pre-
venter.
If the driver\bs door is open, the driver\bs seat will
not be set aser calling up the driver\bs proNle.
User proNles and user-speciNc content
Prerequisites for the vehicle owner:
= You have a Mercedes me user account.
256MBUX multimedia system

=You have a Mercedes me PIN.
= You have agreed to the terms of use.
= The vehicle is linked to a Mercedes me user
account.\bIf one of the pre-requisites listed is missing or if no user proNle has been selected, the data
described in the following section will be
saved in the vehicle as the standard setting.
Standard settings can be changed by all vehi- cle users.
User proNles save personal settings. If the vehicle
is used by several people, a person can change
their proNle settings without changing the settings
of other users.
You can individualize a user proNle in the vehicle
using the set-up assistant or using the settings in
your user proNle. Some settings, e.g. the
Mercedes me PIN and a proNle photo are made in
the Mercedes me App or in the Mercedes me Por- tal.
User-speciNc content and applications with per-
sonal data are protected by diMerent levels of
security. To access protected content, the
Mercedes me PIN and, depending on the vehicle equipment, biometric sensors can be used.\bThe security level is set by the multimedia sys- tem and calculated from the combination of
all sensor inputs. Some security levels cannot
be turned oM.\bWhen a user proNle is activated, the following
personalized comfort systems, for example, can be adjusted or their settings loaded:
= Seat
= Ambient light
= Outside mirrors
= Blinds
= Climate control settings
If the user proNle is activated when driving
then the driver\bs seat position will not be
adjusted.
Depending on the vehicle equipment you can, as
a user, save the following settings, for example:
= Driver\bs seat, steering wheel and mirror set-
tings
= Climate control
= Ambient lighting
= Radio (including station list)
= Suggestions and favorites
Suggestions
The vehicle can learn the habits of the driver. It then makes suggestions regarding navigation des-
tinations, phone numbers and music preferences. The requirements for that are the selection of auser, your consent to the recording of data and
suPcient collected data.
Favorites
Favorites oMer you quick access to frequently
used applications. 100 favorites are available in
total.
ConNguring users, suggestions and favorites
Requirements:
= To use the set-up assistant: the vehicle is sta-
tionary.
MBUX multimedia system257

Multimedia system:4 © 5
H 5
Change User
Adding a userSelect t Add User .
A QR code is loaded.Scan the displayed QR code with the
Mercedes me app or any QR code scanner on a mobile device. If the Mercedes me app is
not yet installed on your mobile device, you
will be directed to the store of your mobile
device.Follow the directions in the app.
The vehicle is connected with your Mercedes
me user account. This automatically creates
your user proNle in the vehicle.
If only your user proNle is available, it will be
loaded automatically.
If more than one user proNle is available, you
will be directed to the user selection.
When the vehicle is stationary, the set-up assistant starts automatically aser user selec-
tion.Protecting user-speciNc content and applications
If you add a new user, access protection is
already activated for the user proNle. The
Mercedes me PIN and, depending on the vehicle equipment, biometric sensors are available foraccess. Biometric sensors in the vehicle must be
taught in. The authentication process then takes
all taught-in and available sensors into account.
The following user-speciNc content and applica-
tions are protected, for example:
= User selection and user proNle settings
= Biometric sensors
The teaching-in of biometric sensors is protec- ted.
= Suggestions
The data and determination of the most prob- able navigation destinations, media sources,radio stations, contacts and messages are
protected.
= ENERGIZING COACH
The recorded health data and their evaluation
are protected.
= Mercedes me connect storeThe purchase of services is protected.Switch Protect Content on or oM.Switch Access Protection on or oM.\bWhen access protection is switched oM, your
user proNle can be accessed and changed
from every vehicle seat.\bAccess protection is switched on or oM on a
vehicle-speciNc basis.
Teaching in, editing and deleting biometric data
The biometric data models are saved in the sen-
sors in the vehicle. If recognition has been taught-
in, this sensor serves as a contributory factor for
authentication on the multimedia system.
Select Protect Content .Select Fingerprint Recognition or Voice Rec-
ognition .\bIf necessary, authenticate yourself on the mul-
timedia system.258MBUX multimedia system

Authenticating using NngerprintsPlace and lis your Nnger several times on the
Nngerprint sensor under the touchscreen .
The Nnger is scanned. If the scanning proce-
dure is successful, a message appears on the central display. You can unlock your user pro-
Nle and protected applications with your Nn-
gerprint.
Authenticating using voice recognition
Speak the sentence shown on the central dis- play and follow the voice assistant\bs instruc-
tions.
If the voice recognition was successful, a mes-
sage appears on the central display. You can
unlock your user proNle.\bAvoid background or disturbing noises during
voice recognition.
Deleting biometric data
Tap on * , for example, behind Fingerprint
Recognition .Select Yes.Teaching in the vehicle key for proNle selectionSelect Protect Content .Select SmartKey Recognition .Have the key ready and follow the set-up
assistant\bs prompts. The user proNle is linked to the selected key. If
you open the vehicle with the key, the light,
mirror and seat settings for your user proNle
are pre-activated. The key you are currently
using for unlocking is used.
The key is only stored for the driver and for
one user proNle.
Selecting a user
\bWhen you call up your driver proNle, the driv-
er\bs seat and the steering wheel can be set.
You can cancel the setting process with thefollowing actions:
= Press Tap Here to Cancel message on the
central display.
= Press one of the seat operating buttons in
the driver\bs door.Select Change User .Select a user.When requested to do so, authenticate with
the Mercedes me PIN or a taught-in biometric
characteristic.
The user proNle is loaded and activated.\bIf you select Continue Without Selecting a
User , no speciNc settings for the user proNle
are loaded.
ConNguring and deleting suggestions
Select ©.Select Settings .Select System .Select Suggestions .Select =.Switch the options on or oM individually.
If an option is switched on and suPcient data
has been gathered, personalized suggestions based on your user behavior will be oMered to
you on the zero layer. These are, for example,
navigation destinations visited, phone num- bers dialed as well as suggestions based onyour music preferences.MBUX multimedia system259

To delete collected suggestions: select

\bIf the Wi-Fi hotspot requires logging in via thebrowser, once the connection is successfully
established the browser will open in order to
start the update. Follow the instructions in the
browser in order to start the download.\bTo complete sosware updates via the commu-
nication module, the vehicle must be connec-
ted with the Internet and a Mercedes me user
account.\bTo complete sosware updates via Wi-Fi, the
vehicle must be connected to an external Wi-
Fi hotspot.
A sosware update consists of three steps:
= Downloading or copying of the data required
for installation
= Installation of the downloaded sosware
update
= Activation of the downloaded sosware update
\bIt may be necessary to restart the MBUX mul-
timedia system aser completion of a sosware
update.\bWhile some sosware updates are being down-
loaded, the multimedia system cannot beoperated and the vehicle functions may be
restricted.\bSome sosware 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 oM.
For sosware updates requiring a safe vehicle sta-
tus: when the last installation step is reached, a
message appears on the central display aser the
vehicle is switched oM. Follow the step-by-step
instructions on the central display to complete the
installation.
There are sosware 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.
Availability of the driver\bs and central display During the installation of sosware updates, it is
not possible to use the vehicle, central display and driver\bs display. You may receive the following display message when an installation is running:
\bThe display message does not appear every
time a sosware update is installed.
In rare cases, an error can occur during the instal-
lation. The multimedia system automatically
attempts to restore the previous version.
If it is not possible to restore the previous version, the display message shown above appears every
time the vehicle is started.
Failure of the driver\bs display
If the driver\bs display fails or there is a malfunc-
tion, you may not recognize limitations in the functions of systems relevant to safety or thespeed display, for example. The operating safety
of the vehicle may be impaired. Drive on carefully
MBUX multimedia system261

and have the vehicle checked at a qualiNed spe-
cialist workshop immediately (  page 392).
Further information about sosware updates can
be found at https://me.secure.mercedes- benz.com
Failure of the central display
If the central display fails or the display message
shown above is shown continuously, several sys- tems such as the rear view camera, Parking AssistPARKTRONIC or climate control are no longer
available. Drive on carefully and consult a special-
ist workshop as soon as possible.
Setting up a Wi-Fi hotspot
Requirements
= The Wi-Fi function is activated on the multime-
dia system and the communication device to
be connected.
= The communication device to be connected
supports at least one of the types of connec-
tion described.
The connection types shown depend on the device to be connected. The function must be
supported by the multimedia system and by
the device to be connected. The type of con-
nection established must be selected on the multimedia system and on the device to be
connected.\bSome functions may Nrst need to be activated
on the communication device being connec- ted. More detailed information can be found
in the manufacturer\bs operating instructions.\bThe use of the vehicle data tariM by external
devices is not available in all countries.
Multimedia system:
4 © 5
Settings 5
System
5 Internet and Bluetooth
\bThe availability of the functions is dependent
on the country.Select Wi-Fi.
The controller is to the right: Wi-Fi is switched
on.
When the Wi-Fi function is switched on, you can
connect the multimedia system with external hot- spots or make it available as a hotspot for external
devices.
When the Wi-Fi function is switched oM, it is not
possible to establish a hotspot connection.\bDepending on the vehicle equipment, you can
purchase a data package directly from a mobile phone network provider via the
Mercedes me Store. To be able to use the
data package, you conclude a separate con-
tract with a mobile phone network provider
via the Mercedes me Store, which can be ter-
minated at any time and for which there are
no costs. This contract is a prerequisite for
using the services from the previously pur-
chased package. The availability of this option is dependent on the country. If the data pack-
age option is not available or can be upgra-
ded, you can purchase data volume directly
from the mobile phone network provider for a
fee.\bThe use of the vehicle data tariM by external
devices is not available in all countries.
Using the multimedia system as a Wi-Fi hotspot
Select MBUX Hotspot .Select one of the following connection
options.262MBUX multimedia system