On the computer, navigate to the USB drive and open it.
. Create a folder on the root folder of the storage card
(for example, Music).
You can also create and use folders to organize your music inside
the Music folder you have created.
Copy the music into the folder you have created.
After copying music, unmount or eject the drive as required by
your computer’s operating system to safely remove the phone.
Setting a song as ringtone
You can use songs as your phone ringtone.
In the Library, select the song that you want to use as ringtone
and then play it back.
In the Playback screen, press MENU and then tap Set as ringtone.
In the Set as ringtone options menu, tap Phone ringtone or
If you select Contact ringtone, you need to select the contacts you
want to associate the song with in the next screen.
To check if the song was added as a ringtone
On the Home screen, press MENU and then tap Settings.
On the Settings screen, tap Sound & display > Phone ringtone.
The song should be listed as an option.