The specific operation method is as follows:

First, open Settings.

Second, drop down after entering, and you will see the "sound and vibration" option.

3. After entering, click "Phone Ringing".

4. Click "Online".

Five, into the millet ringtone library. In search, search for the music you want to use. Click "Download". After downloading, you can "select".

Six, after choosing, go back, you can see that the bell has changed.