I have a sony vaio vgn fw31e came to me asking for password to allow Vista to load I tried to load Hirens 15.1 after wich I get a bluescreen with a message that ACPI problem with bios. I have downloaded a bios update from sony that cxame as an exe file I need help to be able to use this with a cd or usb so I can replace the corrupt bios. thanks for any help