Mercedes-Benz C-Class (W205) 2015 - 2021 Owners Manual: Wi-Fi

Wi-Fi connection overview

You can use Wi-Fi to establish a connection with a Wi-Fi network and to access the Internet or other network devices.

The following connection options are available:

• Wi-Fi connection
  The Wi-Fi connection to a Wi-Fi-capable device, e.g. the customer's mobile phone or a tablet PC is established.
• Multimedia system as a Wi-Fi hotspot
  Using this function, a tablet PC or notebook can be connected, for example.

To establish a connection, you can use the following methods:

• WPS PIN
  The connection to a secure Wi-Fi network is made via a PIN.
• WPS PBC
  The connection to a secure Wi-Fi network is made by pressing a button (push button).
• Security key
  The connection to a secure Wi-Fi network is made via a security key.

Setting up Wi-Fi

Requirements:

• The device to be connected supports one of the three means of connection described.

Multimedia system: → System → Connectivity

Activating/deactivating Wi-Fi

• Switch Wi-Fi on or off .

  If Wi-Fi is deactivated , communication via Wi-Fi to all devices is interrupted. This also means that a connection to the HERMES communication module cannot be established.

  Then functions such as dynamic route guidance with Live Traffic Information are not available.

Connecting the multimedia system with a device via Wi-Fi

This function is available if a HERMES communication module is not installed.

The type of connection established must be selected on the multimedia system and on the device to be connected.

The connection procedure may differ depending on the device. Follow the instructions that are shown in the display. Further information (see the manufacturer's operating instructions).

• Select Internet Settings.
• Select Search for Wi-Fi Networks.

Using a security key

• Select a Wi-Fi network in the list.
• Have the security key displayed on the device to be connected (see the manufacturer's operating instructions).
• Enter this security key on the multimedia system.
• Confirm the entry with.

All devices support a security key as a means of connection.

Using a WPS PIN

• Highlight a Wi-Fi network in the list.
• SelectConnect via WPS PIN Input.

  The multimedia system generates an eightdigit PIN.

• Enter this PIN on the device to be connected.
• Confirm the entry.

Using a button

This function is only available in a Wi-Fi frequency of 2.4 GHz.

• Highlight a Wi-Fi network in the list.
• SelectConnect via WPS PBC.
• Select "Connect via WPS PBC" in the options on the device to be connected.
• Press the WPS button on the device to be connected.
• Select Continue in the multimedia system.

Device has already been connected:

• To automatically connect: highlight a Wi-Fi network in the list.
• Activate Connect Automatically.
• To connect: highlight a Wi-Fi network in the list.
• Select Connect.

  The connection is established again. These functions are possible when the device has already been connected to the Wi-Fi network.

Setting up a Wi-Fi hotspot

Multimedia system: System → Connectivity

Configuring the multimedia system as a Wi-Fi hotspot

The type of connection established depends 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 connection established must be selected on the multimedia system and on the device to be connected.

• Select Set Up Hotspot.
• Highlight Connect Device to Vehicle Hotspot.

Generating a WPS PIN

• Select Connect via WPS PIN Generation.
• Enter the PIN shown in the media display on the device to be connected and confirm.

Connecting using a WPS PIN

• Select Connect via WPS PIN Input.
• Select Enter WPS PIN.
• Enter the PIN that is shown on the external device's display on the multimedia system.
• Select Continue.

Connecting using a button

Requirements

• This function is only available in a Wi-Fi frequency of 2.4 GHz.

• Select Connect via WPS PBC.
• Press the WPS button on the device to be connected or select Connect.
• Select Continue in the multimedia system.

Connecting using a security key

• Select Connect Device to Vehicle Hotspot.

  A security key is displayed.

• Select the vehicle from the device to be connected.

  The vehicle is displayed with the SSID MB Hotspot XXXXX.

• Enter the security key which is shown in the media display on the device to be connected.
• Confirm the entry.

Connecting using NFC

• Select Connection via NFC.
• Activate NFC on the mobile device (see the manufacturer's operating instructions).
• Bring the mobile device into the NFC area of the vehicle.
• Select Done.

  The mobile device is now connected to the multimedia system hotspot via NFC.

Generating a new security key:

• Select Set Up Hotspot.
• Select Generate Security Key.

  A connection will be established with the newly created security key.

• To save a security key: select Save.

  When a new security key is saved, all existing Wi-Fi connections are then disconnected. If the Wi-Fi connections are being re-established, the new security key must be entered.