Acquiring and installing Debian 8
In order to install Debian, we first need to acquire an ISO image file. To do that, go the following URL:
There will be several options for download, but the netinst ISO will be our target. For most computers, the 64-bit (amd64) version should suffice—unless you know for sure that your computer doesn't support 64-bit. The main difference between the netinst and the complete installation image is that the netinst version will download what it needs from Debian's servers over the Internet. As long as you're not within a bandwidth-constrained area, this should not be an issue.
Of course, the ISO file by itself is not useful unless you're attaching it to a virtual machine. If ...