How to turn on volte for iphone6

VoLTE is an LTE voice and an IP data transmission technology. All services are carried on the 4G network, which can realize the unification of data and voice services under the same network without 2G/3G network.

In other words, 4G networks not only provide high-speed data services, but also provide high-quality audio and video calls, all of which require VoLTE technology.

Open VoLTE method:

1, enter Settings-General-About this machine.

2. The device is connected to the Internet. Please wait a moment, and you will receive an update from the operator. Click OK.

3. Send a short message "KTVOLTE" to 10086, and receive a short message reminding that the VOLTE service has been successfully opened, indicating that the user has successfully opened the service.