MX Simulator

hey i downloaded mxs version 1.1 to see what it was like, but when i went to play version 1.5 its still the physics of 1.1 where theres not leaning forward and backward. does anyone know how i can fix this. i uninstalled the game and downloaded it again but its still the same PLEASE HELP

I've answered your private message. To anyone else who tried the same thing, don't uninstall, just reinstall the 1.5 update.