I did what you said (typing C:, then "dir" and it showed the files, the setup.exe included). But when I typed (in C:) setup.exe, a message appeared "this program can not be run in dos mode". Which is weird because me and my best friend used to play this game under DOS when we were kids (21 years ago …

Hi. I read the readme file of dosbox but the farthest point I got to was mounting the folder where the setup.exe is. I can't find a way to run the setup file and install the game, so that I can play it. It's a very old game called MotoExtreme. Unfortunately it's so old that I can't find the game CD …