Change your ringtone
Swipe down from the top of the screen once using two fingers, or twice using one finger.
> Sound & notification > Phone ringtone.
Tap a ringtone, and then tap OK.
Tip: To use a song or a custom sound as your ringtone, move the .mp3 file you want to use to the Ringtones folder on your
device. You might need to install a file manager app from the Google Play
Phone and voice