Why can't WeChat receive voice call reminder?

Maybe you don't have permission to open receiving; You can refer to the following methods; Take Huawei's mobile phone operation as an example:

1. First open the WeChat software, as shown in the figure.

2. Enter the WeChat my interface and click the Settings button, as shown in the figure.

3. Find the new message reminder button and click it, as shown.

4. Enter the new message reminder interface and find the function settings for receiving voice and video call invitation notifications, as shown in the figure.

5. Finally, turn on the function of receiving voice and video call invitation notifications, as shown in the figure.