Yep, I'm almost 100% sure it's that. https://www.microsoft.com/en-us/software-download/windows8ISO
On Fri, Aug 26, 2016 at 3:17 PM, Thane Sherrington < th...@computerconnectionltd.com> wrote: > On 25/08/2016 6:08 PM, Christopher Fisk wrote: > >> I think it is likely that the product key in BIOS is for Windows 8 and it >> was upgraded to Windows 8.1. Have you tried loading Windows 8 and then >> doing the upgrade? >> > Oh Christ, that might be it. I'll have to try to find a 8 ISO now. > > T > > >