Wi-Fi Calling is available on the Samsung Galaxy A3 (2016 and 2017), A5 (2016 and 2017), S6, S6 edge, S7 or S7 edge, providing you bought your phone directly from Vodafone and you’re on an eligible Red, Red Value or Red+ Bundle.
To set up Wi-Fi Calling, follow these steps:
Connect to Wi-Fi
Go to Settings and choose the Wi-Fi icon to connect to an available Wi-Fi network, such as your home Wi-Fi or a public hotspot.
Ensure you have the latest software on your phone
To update your software, go to Settings-> About device-> Software update-> Update now.
Switch on Wi-Fi Calling in your settings
- Go to Settings, scroll down and choose the Application icon
- Choose Phone and scroll down until you see Wi-Fi Calling – select the box beside this option
- A pop-up will appear asking you to confirm if you want to enable Wi-Fi Calling – tap OK
You're now ready to make and receive calls over Wi-Fi.
Please note that Wi-Fi Calling takes effect only when the mobile signal in your area is poor or non-existent and you‘re connected to a Wi-Fi network.