From within that screen, tap Phone ringtone. In the resulting window (Figure A), tap the On/Off slider for Set ringtone for each SIM card (this will only appear if you have two SIM cards inserted).

Easily set your favorite song as your ringtone, edit or customize sound files to make custom ringtones, and assign unique ringtones to important people.

You can set an MP3 file as a ringtone or set it as a notification sound. It's a simple task, so let's show you how it's done!

Want to add some personal flair to your incoming calls? Here's how to set any song as a ringtone on your Android smartphone.