bios version is 62cn90ww and if one isnt available wondering if 62cn40ww will work what im trying to do is think there is problem in bios and seeing if flashing it might correct that problem i have windows 8 64 bit ex of problem is not being able to get into bios or uefi have tried everything i get the menu at beginning by taping the proper key but when i chose boot menu or bios it just loads into windows have tried all the recommendations of how to enter not able to thanks in advance