MX Simulator

please help me i dont know how to do it every time i go into the game its all gray and weired someone plz post a pic of what it should look like in notepad ++

ya me too. crazy. i have no idea what im doing, derka derka, durrrr

u need the latest yz250 model to do it then u name it the same way you name the 125 just instead name it after the model you downloaded for the 250 hope that helps