ASUS PRIME B550M-A AC firmware
Made by ASUS
The ASUS PRIME B550M-A AC is an ASUS PRIME series mainstream motherboard supporting AMD Ryzen processors (AMD 500-series chipset) on the AM4 socket with DDR4 memory. It targets home office users and mainstream builders and provides a comprehensive feature set for its platform tier. BIOS updates deliver stability improvements, security patches, new processor compatibility, and platform optimizations.
Product released: June 1, 2020
Latest firmware version
Version 3636, released January 27, 2026
What's new in version 3636
Improve system compatibility
Download firmware 3636
firmware version history
Version 3636 - January 27, 2026
Version 3631 - August 14, 2025
Version 3621 - April 7, 2025
Version 3611 - November 4, 2024
Version 3607 - April 3, 2024
Version 3405 - January 8, 2024
Version 3404 - October 30, 2023
Version 3205 - September 4, 2023
Version 3202 - August 2, 2023
Version 3004 - July 11, 2023
Version 3002 - March 14, 2023
Version 2806 - December 12, 2022
Version 2803 - April 29, 2022
Version 2604 - March 7, 2022
Version 2423 - August 26, 2021
Version 2407 - August 4, 2021
Version 2403 - June 21, 2021
Version 2006 - April 8, 2021
Version 2003 - March 26, 2021
Version 1804 - February 8, 2021
Version 1602 - January 8, 2021
Version 1401 - December 8, 2020
Version 1216 - November 25, 2020
Version 1212 - November 5, 2020
Version 1203 - October 28, 2020
Version 1004 - August 17, 2020
Version 0307 - July 6, 2020
Update prediction
A firmware update was expected by April 23, 2026 but has not yet been released.
ASUS typically releases firmware updates for this product approximately every 148 days.
Official ASUS PRIME B550M-A AC product page
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