November 6th, 2012, 01:53 PM
Join Date: Sep 2010
Device(s): S3,HTC Incredible 2,Samsung Fascinate, Former L.G. Dare,
Thanked 91 Times in 78 Posts
Welcome to the forums.
On the internal SD card /sdcard, create a folder called Ringtones.
Place your mp3's there. If the phone doesn't automatically see them, try to reboot it.
Hope this helps.