Wi-Fi Calling & 4G Calling: By Network To use Wi-Fi Calling and 4G Calling on your smartphone, you’ll need a mobile network and a device that supports the technology. The following table shows a list of a UK mobile networks and whether they support Wi-Fi Calling and 4G Calling functio...
Wi-Fi Calling & 4G Calling: By Network To use Wi-Fi Calling and 4G Calling on your smartphone, you’ll need a mobile network and a device that supports the technology. The following table shows a list of a UK mobile networks and whether they support Wi-Fi Calling and 4G Calling functio...