Dude, in order for you to get the new one, all you have to do is PAY for the game, sure other GTAG Fan games are free, but this one took, one, whole, year, to make AN UPDATE, THIS BIG, AND MASSIVE, like the LOOWWWWWWW TAPPEEEEERRRRRR FAAAAAADDDDDDDEEEE-, anyways, if you HAVE already payed for it, all you have to do is uninstall the demo one, then install the new one, once you do that, you have the official, and new, and baked, CHEMP PHYSICS!!