The problem is not the legacy BIOS per se, it's the combination of the legacy BIOS with the 3.8TB hard disk. If you do not boot from this then you will be fine. Perhaps some more details about... [by TrevorH]
on 04/14/2013 – Made popular on 04/14/2013
I am getting ready to install 14.1 on a system with a UEFI bios. Now from what I am reading if the bios supports legacy mode then I shouldn't have to do anything different than I normally due. My bios has 3 options, UEFI only, Legacy Only, or UFEI/Legacy Mixed. Right now I have it on UEFI/Legacy mixed.