On Mon, Aug 22, 2016 at 10:38:34AM +0300, Виталий wrote:
> The problem is that the bootable USB flash drive needs to be done in Windows.
> Linux is not installed to main system. There are only a feeble laptop with ArhLinux - Cinnamon+gdm, but a without internet.
You might be interested in Linux Live USB
http://www.linuxliveusb.com/
It works with 'custom' .img files too.
Suggesting cat to a user who might or might not be technically
is an awful idea.