Connect the MP3 player to your computer with a USB cable
Turn on the MP3 player if needed
Open the MP3 player folder on your computer
Download music files to your computer from a legal source
Make sure the music files are in MP3 format or a format supported by your player
Drag and drop the music files into the Music folder on the MP3 player
Wait for the transfer to finish
Safely eject the MP3 player from your computer
Disconnect the USB cable
Check the MP3 player to confirm the music was added