Note: The following information applies to the devices IS330.x, IS530.x and IS930.x Tablet with Android 10. Depending on the device and operating system, the position and name of the buttons may vary.

 Open Dialer

 Open <Settings>

Select <Calling accounts>

Select your account

Open <Wi-Fi calling>

 Enable <Wi-Fi calling>

NOTE: Your provider must authorise this option for your SIM card. If it is not activated by the provider itself, you may not be able to make these settings.