How to solve the problem of no sound when receiving information from OPPO mobile phone?

Processing method of mobile phone receiving silent information;

1. Check whether the mute mode is turned on: "Settings > Sound and Vibration > Silent Mode On" and turn off the mute function.

2. whether to set the reminder bell to none: "settings > sound and vibration > message bell", just set the message reminder bell according to actual needs.

3. Check whether the phone has turned on the Do Not Disturb mode: "Settings > (Sound and Vibration) > Turn on the Do Not Disturb mode" and turn off the Do Not Disturb function.

4. whether to turn off information notification in the mobile phone information settings: "settings > notification and status bar > (notification management) > information", just turn on "allow notification" and "ringtone" according to actual needs.

This answer applies to all OPPO models.