Mate s_Why do Bluetooth calls have the intermittent, noise, and echo problems?
1.The Bluetooth may have a compatibility problem. You can connect the Bluetooth device to another phone to check whether such a problem occurs.
2.Check whether Wi-Fi of the phone is enabled. Check whether the voice conditions can be improved after you disable Wi-Fi.
3.Update your phone to the latest firmware version
4.Search the reference solution on the Internet.
5.If the problem persists, provide the information such as headset model, application scenario, and software version to Huawei after-sales service hotline.