How to adjust the voice of video chat initiated by "oppo mobile phone" WeChat?

If the video call sent or received by WeChat is abnormal, you can try the following methods: 1, enter WeChat >: Me > Settings > New Message Reminder > Receive Voice and Video Call Invitation Notice, and confirm whether the switch is turned off. If it is off, it is recommended to turn on the switch. 2. Exit the software and log in again. 3. Try to update the software to the latest version. 4. Try restarting your phone. 5. Change the account number to confirm whether this phenomenon exists. 6. Compare other mobile phones in the same network environment to see if there is the same phenomenon. If there is such a phenomenon, it is suggested to change the network or contact the operator for handling. If it still can't be used normally according to the above operation, it is recommended that you take the purchase invoice, warranty card and mobile phone to the local OPPO customer service center for processing after backing up the data.