▷ It is possible that only the telephone book en‐
tries of the mobile phone or the SIM card are
transmitted.
▷ It may not be possible to display telephone
book entries with special characters.
▷ It may not be possible to transmit contacts
from social networks.
▷ The number of phone book entries to be
transmitted is too high.
▷ Data volume of the contact too large, for in‐
stance due to stored information such as
memos.
Reduce the data volume of the contact.
▷ A mobile phone can only be connected as
audio source or as telephone.
Configure the mobile phone and connect it
with the telephone function.
▷ Contact was created in the contact list of the
phone after the last synchronization.
Synchronize contacts again: "Reload
contacts"
How can the telephone connection quality be
improved?
▷ Adjust the strength of the Bluetooth signal on
the mobile phone, depending on the mobile
phone.
▷ Insert the mobile phone into the wireless
charging tray.
▷ Adjust the volume of the microphone sepa‐
rately in the sound settings.
If all points in this list have been checked and the
required function is still not available, contact the
hotline, a dealer’s service center or another quali‐
fied service center or repair shop.
WLAN connection
General information
For certain applications, such as apps, the data
exchange between smartphone and vehicle oc‐
curs via WLAN.
Functional requirements
▷ Standby state is switched on.
▷ Compatible device with activated WLAN in‐
terface.
Activate WLAN in the vehicle
1. "COM"
2. "Mobile devices"
3. Tilt the Controller to the right.
4. "Settings"
5. "Wi-Fi®"
WiFi hotspot
Concept
Compatible devices with WLAN interface can
use the Internet connection of the vehicle via the
WiFi hotspot.
General information
Up to ten devices can be connected to the
WiFi hotspot simultaneously.
Functional requirements
▷ Compatible device with activated WLAN in‐
terface.
Compatible devices, refer to page 73.
▷ WLAN is activated on the vehicle.
▷ Internet use is activated for the vehicle.
▷ Registration and data contract with a service
provider where required.
▷ Standby state is switched on.
Connecting a device to the
Internet via the WiFi hotspot
Using the Internet for the first time via the
WiFi hotspot requires registration and possibly a
data volume purchase from a service provider.
Seite 76
CONTROLS
Connections
76
Online Edition for Part no. 01405A2C7F8 - II/21
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