How to set up China Unicom volte iPhone set up volte tutorial details China Unicom users have been waiting for the Volet function has officially arrived. Although some users have opened this function before, the actual experience is not good because of system adaptation. So how does IOS 13.3 Unicom turn on the volte function? Let's have a look!
IOS 13.3 Unicom turns on the volte function:
As mentioned earlier, IOS 13.3 has solved the previous system configuration problem, so the first step in experiencing China Unicom volte is to upgrade the iPhone to IOS 13.3. Next, you need to update the operator settings on iPhone as follows:
1. Make sure your device is connected to a Wi Fi or cellular mobile network.
2. Tap 'set' & gt; ' Generic '& gt;' About native '. If updates are available, you will see an option to update operator settings.
3. The version number of the latest operator profile supporting volte function is "China Unicom 40.1".
After the update, you should see the option to turn on or off volte by following the path "setting '& gt;' cellular network '& gt;' cellular network options' & gt; 'voice and data'.
If you don't see it, you can enter the online business hall of China Unicom to apply for free opening. It will take effect immediately after the opening is successful.