Ultimate Boot CD

thanks for the reply. What I am talking about is before the linux booting process I think. I know about the USB legacy mode setting, what I can say is that it did not help on my "PC / windows" computer and that I did not find such things on the EFI bios of the MAC I was on yesterday. Again...

On more and more computer there is only an USB keyboard and NO ps/2 connector at all. The Mac being a notable example. USB is poorly handled and most of these computers have a black hole after bios boot where NO KEYBOARD is available till the OS load an appropriate usb driver. (Something that brough...