How to turn off hd HD calls

The method for closing hd HD calls is as follows:

Tools: Xiaomi 12 mobile phone, MIUI 13.

1, enter the Xiaomi mobile phone settings page, find and click the dual card and mobile network options.

2. After opening the dual card and mobile network page, click the SIM card at the top of the page.

3. After switching to the SIM card information page, press the close button after VoLTE HD call to close HD HD call.

Advantages of HD calling

We can make higher quality voice calls. Shorten the telephone answering time, and you can receive calls faster. Improve the call quality and reduce the frequency of dropped calls. When answering the phone, you can return to the home page from the phone page, or you can connect to the Internet, play games while talking on the phone, chat online, watch videos and pay by mobile phone.