If you have an mp3 file of what you wish to be a ringtone, could can put it on the phone and open it in the file manager or music app of your choice, press the

If you have an mp3 file of what you wish to be a ringtone, could can put it on the phone and open it in the file manager or music app of your choice, press the ⋮ options button and there should be an option to set it as a ringtone. ... It beats the 2000's hell of buying a novelty ringtone for 99p and ending up in some small print recurring charge for a year.