This BIOS doesn't support Bristol Ridge CPU (A-Series APUs).
ASRock B550M PRO4 AM4 AMD B550 SATA 6Gb/s Micro ATX AMD Motherboard
ASRock B550M-HDV AM4 AMD B550 SATA 6Gb/s Micro ATX AMD Motherboard
ASRock B550 Phantom Gaming 4/ac AM4 AMD B550 SATA 6Gb/s ATX AMD Motherboard
ASRock Deskmini X300W/2.5G AMD Socket AM4 AMD X300 Barebone Systems - Mini-PC
ASRock Rack X570D4U Socket AM4/ AMD X570/ DDR4/ SATA3&USB 3.2/ micro-ATX
