On Tue 31 Mar 2015 at 20:06:27 +0300, Vincent Omondi wrote: > i downloaded debian 7.8.0 binary 3 iso image, which was 4.7GB, i wrote it > on a dvd so taht i can install on my machine, but it cannot be detected as > bootable, help, how can i install on where have i gone wrong. thanks The installation system is only on the first DVD and CD images.