it has to be "installed" onto the memory card it cannot be copied and pasted if you wanna do it yourself then ill give you a link in a moment, in regards to your question think about it logically, unless you have a modchip which allows you to play your backup games then you will need some other method to play it in the case of FMCB the memory card tricks the PS2 into thinking its a dvd thats about to be played when in actual fact its a game (not sure if thats 100% accurate im sure someone will correct me if not) and the reason that you cannot play games without something like this is because sony disabled it to make sure that they made money from their games but people always find ways around it