Huawei's mobile phone has a black screen. Why is there no prompt tone on WeChat?

1. Generally speaking, the mobile phone is set to mute, and the Do Not Disturb mode is turned on when there is no sound in the incoming call.

2. Check whether the phone is set to mute. The mute button of Apple's mobile phone is on the left side of the phone. Check the position of the mute button carefully.

3. Please do not disturb the phone when it is turned on.

4. To cancel this mode, you need to cancel it in the phone settings or control center.

5 Mobile phone settings-Do not disturb mode-Cancel closing-Turn on the repeat call switch.

6. After the repeat call switch here is turned on, the last call will not be noticed and will not be received. Then turn on the repeat switch in three minutes, call the phone again in three minutes, and the bell will come to mind. Complete the setup.

You can also turn Do Not Disturb mode on or off directly from the control center.

Click "I-Settings" below WeChat to see the new message notification and open the new message notification.

View the first person to receive a new message notification. If you close it later, you need to turn on the message reminder under Settings-Notifications.

If it is turned on, you need to check whether the sound reminder is turned on under Settings-Notification.