Please upload your bios backup here for this model to build new one bios LG Z450/Z455 bios BIOS ZDCRSF0A, ZDCR (for Z450/Z455 Model (Ver. F0B) bios
LG Z450/Z455 BIOS LG z460/z450 MAIN MP rev 1.0 bios bin PCB PN: EAX65074201 BIOS ZDCRSF0A, ZDCR 8mb bios bin