How do you put music on a playstation portable?

you get a usb cord plug it in the top of the psp and the other end in your computer on your psp go to settings and click on usb connection somthing should load up on your computer that asks you how you want to veiw files click veiw in folder and make a new folder that's called music then you just drag the songs you want to that folder and then you've got music