Vivo Y77 How to close HD call

Dear friends, Vivo Y series has added a new member, Vivo Y77. For many children, there is still some expectation for this phone. Many children have already got the latest mobile phone. Many users are using Vivo for the first time, so it is inevitable that there will be some unclear details, such as how to turn off HD calls of Vivo Y77.

How to turn off HD calls for vivo Y77

1. Open phone settings

2. Click Wireless and Network

3. Click Mobile Network

4. Enter the mobile network interface and turn off the VoLTE HD call

5. Back to the mobile desktop, the HD icon on the top corner of the page is removed

The method for vivo Y77 to turn off HD calls is as shown above. In fact, it is very simple. If you have relevant needs, you can follow the steps above to try it. I hope this operation guide can help you. There are many other strategies about vivo Y77, which you can query according to your own needs~