How does WeChat modify the message prompt tone?

If you use a vivo mobile phone and want to modify the tone of WeChat message, you need to enter WeChat-I-Settings-New Message Reminder-New Message System Notification-New Message Notification-Voice-Select Tone-Save to modify the tone of WeChat message;

If you need to customize the WeChat prompt tone, you need to go to Settings-Sound and Vibration, set the notification ringtone to Custom, and then go to WeChat-I-Settings-New Message Reminder-New Message System Notification-New Message Notification-Sound-Select to follow the system notification ringtone.