Article ID : SX592504 / Last Modified : 25/11/2021

How can I enable Wi-Fi Calling (VoWiFi)?

    Information / Solution

    VoWiFi (Voice over Wi-Fi) or Wi-Fi Calling is a telephony service provided by your network operator. It means that your network operator provides a voice call service using Wi-Fi®.

    In order to be able to make calls with Wi-Fi Calling some conditions must be fulfilled:

    Note! Contact your network operator to verify what is valid for your Xperia™ device model.

    • you have to use a phone that supports Wi-Fi Calling.
    • your operator and subscription (incl. SIM card) must support Wi-Fi Calling for the device model you're using.
    • depending on operator, your phone must sometimes be operator-branded and/or use operator-customised system software.
    • your phone must be in range of a Wi-Fi network.

    Android 10 or 11

    To enable Wi-Fi Calling

    Single SIM users

    1. Find and tap Phone  .
    2. Tap the menu button (three vertical dots) > Settings > Calls Wi-Fi Calling.  If Wi-Fi Calling isn't available, contact your network operator.
    3. Tap the switch beside Off to enable Wi-Fi Calling.

    Dual SIM users

    1. Find and tap Phone  .
    2. Tap the menu button (three vertical dots) > Settings > Calling accounts > Select a SIM card > Wi-Fi Calling. If Wi-Fi Calling isn't available, contact your network operator.
    3. Tap the switch beside Off to enable Wi-Fi Calling.

     

    Android 8.0 or 9.0

    To enable Wi-Fi Calling

    Single SIM users

    1. Find and tap Phone  .
    2. Tap the menu button (three vertical dots) > Settings > Calls Wi-Fi Calling. If Wi-Fi Calling isn't available, contact your network operator.
    3. Tap the switch beside Off to enable Wi-Fi Calling.

    Dual SIM users

    1. Find and tap Phone   .
    2. Tap the menu button (three vertical dots) > Settings > Calling accounts > Select a SIM card > Wi-Fi Calling. If Wi-Fi Calling isn't available, contact your network operator.
    3. Tap the switch beside Off to enable Wi-Fi Calling.

    Android 6.0, 7.0, 7.1 or 7.1.1

    To enable Wi-Fi Calling

    1. From your Home screen, tap the Application screen icon.
    2. Find and tap Settings > More Wi-Fi Calling. If Wi-Fi Calling isn't available, contact your network operator.
    3. Tap the switch beside Off to enable Wi-Fi Calling.

    To make a Wi-Fi Calling call you need the recipient’s phone number.

    Note! The Wi-Fi Calling icon may have different colors, depending on the operator. It also may not be displayed at all, depending on the operator.