I have a Samsung B3310, and I just Bluetoothed an mp3 file to it to use as my ringtone, but when I opened the file on my phone to play it says 'Unsupported file', and I tried again and it worked fine until I tried playing it again and it saied 'Failed'. Can anybody help please?
* I have also tried changing the file extension name to .amr
* I have also tried changing the file extension name to .amr