Why is the WeChat video coming and there is no sound on the mobile phone?

Take iPhone 1 1 and IOS 13 systems as examples. The video from Apple's mobile phone WeChat has no sound. Reason: 1, the phone has turned on silent mode or the call volume is turned to the lowest. You can turn off the mute mode, press and hold the volume plus key and turn on the volume. 2. The call permission of WeChat in the mobile phone is disabled. Just open the settings, click Apply, select WeChat, and open the permissions. 3. The notification that WeChat receives new messages in the mobile phone is closed. Open "Settings" and click "New Message Notification" to turn on voice and video call reminder. 4. There is something wrong with the hardware of the mobile phone, and the speaker or receiver of the mobile phone is damaged. It is recommended to send it to the mobile phone repair office for repair. 5. Prohibit the notification authority of WeChat in the mobile phone. Check whether the notification permission of WeChat is prohibited by the third-party security software installed in the mobile phone, just open the permission or uninstall the security software. Wechat is a fast instant messaging application, which has the functions of zero charge, cross-platform communication, real-time input status display and so on. Compared with traditional SMS communication, WeChat is more flexible and has more complete functions. 1. "Apple's WeChat incoming video has no sound reminder. We provide you with Apple's WeChat incoming call video, silent reminder video and corresponding graphic information. Apple's WeChat has no sound. It may be that the WeChat voice switch is turned off in the mobile phone settings. Open the settings on your phone, click the notification option, and then click WeChat to turn on the voice switch.

2. It is also possible that the voice switch is turned off in the WeChat settings. Open the mobile phone WeChat, click Settings, click New Message Notification, and turn on the voice switch for the third time.