Oppo How to Change Notification Sound
Oppo 9When a new notification arrives on the Oppo smartphone, the notification tone sounds. This is usually the case with all apps except the phone and message app. The notification tone can be changed in the sound settings of the Oppo device.
Note: You can also use your own notification tone.




- Open the Settings
- Tap on Sound & vibration
- Tap on Default notification sound
- Choose desired notification sound