Where there is a will.... there is a way...
this worked for me crystal graphics on multiple screens..nvidia control paneletc...Big thanks to a chap called Andre Siegler..
download sp42635.exe from here http://h10025.www1.hp.com/ewfrf/wc/softwareDownloa
use 7zip to extract all to folder on desktop.
move that folder to E:\NVIDIA or somewhere else you fancy.
type "device manager" into win8 desktop control panel..go to Display adapters >ms basic and right click>update driver>pick from a list of drivers>have disk>select "nvqh.inf" from win64 folder in the folder you created earlier.
Job done...restart computer..enjoy.