If you can't find the file (and the instruction on how to flash the BIOS) on the samsung support site, better call their customer service (in the USA: 1-800-SAMSUNG).
i need samsung laptop model np500p4c-s01ae bios file to refresh my laptop bios because some options from my bios menu has been removed thats why i want to refresh my laptop bios can any one help me?

Chowhound
Comic Vine
GameFAQs
GameSpot
Giant Bomb
TechRepublic