Hi, I have a problem, the nvidia graphics card of my asus k53sj does not work anymore, I would like to disable it by unlocking the bios, I flashed this Modified Bios posted by serg008 Asus K53SJ_315_Asus21_Module.rar but nothing was unlocked still the same initial bios please help me to unlock advanced bios of this asus because the driver of the intel graphics does not install because of the broken nvidia -Motherboard Manufacturer : ASUSTeK Computer Inc. -Model : K53SJ -Bios Revision : 315 -Bios Type : AMI -Bios & acpitbls.rw : thank you