how can i download music on my samsung j600?

how can i download music onto my samsung j600, i have windows vista on my laptop, i have downloaded the software from samsung, and still cannot get any music onto my phone, i have tried, everything that they told me to do with no luck, i don`t know what else to do , except get rid of the phone, i bought this phone so that i could use the mp3 player, can you help. thanks