Find "Ringtones"
Slide your finger down the display starting from the top edge of your phone.
Press the settings icon.
Press the settings icon.
Press the Device tab.
Press Sound.
Press Ringtones.
Select ring tone
To use one of your phone's default ring tones:
Press the different ring tones to listen to them.
Press the different ring tones to listen to them.
Once you've found a ring tone you like, press OK.
To use one of your own ring tones:
Press Add.
Press Add.
Go to the required folder.
Press the different ring tones to listen to them.
Press the different ring tones to listen to them.
Once you've found a ring tone you like, press Done.
Return to the home screen
Press the Home key to return to the home screen.