X-Plane 10 is available via Steam. And so a few very common questions have come up, that I want to put together here with tips and answers.   STEAM does the installation of X-Plane 10 largely automatically and without further DVD's. But the simulator-program X-Plane 10 is a relatively open system. So it is possible that the user have to perform some things after the installation by hand so that X-Plane 10 will run correctly and the scenery will looking fine. These things are n