Excuse me, how to turn off a high definition on the mobile phone?

How to turn off the HD above the mobile phone: 1. Find the settings in your phone and click Enter.

2. Click to open the mobile network and enter the mobile network setting interface.

3. Find the VOLTE HD calling option and turn it off. The HD logo of the mobile phone will disappear in the upper left of the mobile phone.

The display of HD on the mobile phone is the symbol of high-definition calling VoLTE, indicating that it is 4G+VoLTE function when calling.

Methods for different operators to open Volte: The Volte service of Unicom users is opened by default, and users do not need to apply for opening. As long as the local Unicom has covered the Volte service.

How to activate Volte for mobile users: Just send a short message to 10086 to activate KTVolte, or call the manual customer service number of 10086 to activate it.

Telecom users can activate Volte by sending KTVolte SMS to 1000 1 or calling the manual customer service phone of 1000 1.

When making a phone call, the network logo in the upper left corner always shows 4G. Switching the mobile phone to the background can surf the Internet normally, indicating that the Volte function has been turned on.

After the operator turns on the VoLTE function, it can improve the utilization rate of wireless spectrum, at the same time, the stable and efficient use can reduce the cost, improve the user's call experience and increase the operator's own advantages in more and more VoIP.

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