How to set the ringtone of oppo r9 mobile phone?

First click "Settings" on the desktop of OPPO R9 mobile phone.

2. After entering the phone setting interface, drop down the menu, and then select the "sound and vibration" option, as shown in the figure.

Third, after entering, you can choose to set the type of ringtone. Take "China Telecom 1 Telephone Ringing" as an example, click to enter.

Fourth, after entering, choose to set the type of ringtone. Take the customized ringtone as an example, and click "Select from File" to enter.

5. Finally, choose the music with the ringtone set.