Mercedes-Benz A-Class Operator's Manual page 270

268 MBUX (Mercedes-Benz User Experience)
Function of important system updates
Important system 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.
%
If automatic software updates are activated,
the system updates will be downloaded auto‐
matically ( page 267).
→
As soon as an update is available for download,
a corresponding message appears on the multi‐
media system display.
You have the following selection options:
Accept and Install
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The update will be downloaded in the back‐
ground.
Information
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Information about the pending system
update is displayed.
Later
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The update can be downloaded manually at a
later time ( page 267).
→
Deep system updates
Deep system updates access vehicle or system
settings and can therefore only be carried out
when the vehicle is stationary and the ignition is
switched off.
If the download of a deep system update is com‐
pleted and the update is ready for installation,
you will be informed of this after the next igni‐
tion cycle, for example.
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Park the vehicle safely in a suitable location
before starting the installation.
Requirements for the installation:
The ignition is switched off.
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Notes and warnings have been read and
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accepted.
The electric parking brake is applied.
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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.
Reset function
Multimedia system:
© Settings System
, . .
Personal data is deleted, for example:
Station presets
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Connected mobile phones
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individual user profiles
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% The guest profile is reset when the settings
are restored to the factory settings.
Select Yes.
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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.
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Reset
.