https://wccftech.com/msi-rolls-out-amd-agesa-1-2-0-5-beta-bios-update-for-x570-b550-motherboards/ > MSI has started rolling out the first X570 & B550 motherboard BIOS based on the AMD AGESA 1.2.0.5 BETA Firmware. > It's been a while since we got a new firmware update on the AMD 500-series platform. The last one, the AGESA 1.2.0.4, and its respective patches were launched back in September and with new Ryzen CPU families coming to the platform real soon, a new BETA BIOS was inbound for launch.