On my motherboard I go: Security (tab) -> Secure Boot -> Disabled -> Save And it is documented. It is right there in the manual. This is an ASRock motherboard

On my motherboard I go: Security (tab) -> Secure Boot -> Disabled -> Save And it is documented. It is right there in the manual. This is an ASRock motherboard produced in the last few years. It literally is as complicated as turning on and off the internal sound or networking, or switching on USB legacy mode. PS - This web-site shows a different ASRock motherboard with the same-ish setup: http://www.eightforums.com/tutorials/17058-secure-boot-enable-disable-uefi.html http://www.eightforums.com/tutorials/17058-secure-boot-enabl...