Have you encountered the problem that HD calls cannot be turned off when using Huawei Mate40E? When the HD call on Huawei Mate40E is turned on, it may consume more data, which will affect call quality for users with poor network conditions. In order to solve this problem, PHP editor Xiaoxin has specially compiled this tutorial to introduce you in detail the specific steps to turn off HD calls on Huawei Mate40E, helping you easily solve the troubles of HD calls.
1. Open the phone settings and click [Mobile Network].
2. Click [Mobile Data].
3. Click the switch to the right of the [volte HD call] option to turn it off.
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