The installation disc is a DVD that can be used "en vivo" (live) before installing MaX on the hard disk, that is to say, from the DVD drive. Besides, even if the opposite is claimed, these programs can be installed if the computer has the access to the Internet, so that you can test the applications that do not come installed on the live system. There is yet another way to use live MaX version installed accessibility. In the guide mentioned before installation you can find a lot of useful information about the facilities.