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Made by ASUS
The ASUS PRIME B550M-K 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
Version 4101, released January 21, 2026
Verified by LatestUpdate: June 18, 2026
1. Enhance system stability, security, and compatibility.
This product has not received a firmware update in a long time and may be discontinued.
ASUS typically releases firmware updates for this product approximately every 113 days.
Official ASUS PRIME B550M-K product page
The ASUS PRIME B550M-K 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. It was originally released on June 1, 2020.
The latest firmware version for the ASUS PRIME B550M-K is 4101. It was released on January 21, 2026.
ASUS PRIME B550M-K firmware version 4101 includes the following changes: 1. Enhance system stability, security, and compatibility.
To update the ASUS PRIME B550M-K firmware, download the latest version (4101) from ASUS's website. Follow ASUS's installation instructions, which typically involve copying the firmware file to a memory card or connecting via USB. You can download the latest firmware from ASUS's support page.
Details and download instructions for the latest ASUS PRIME B550M-K firmware (version 4101) are on ASUS's official release page: https://www.asus.com/motherboards-components/motherboards/prime/prime-b550m-k/helpdesk_bios/
You can track ASUS PRIME B550M-K firmware updates automatically on LatestUpdate.io. We monitor ASUS's releases and notify you when new firmware versions are available, so you never miss an update.
We have tracked 24 firmware versions for the ASUS PRIME B550M-K. Based on historical patterns, updates are released approximately every 113 days. ASUS releases updates to fix bugs, improve performance, and add new features. Track this product on LatestUpdate.io to be notified of future releases.
The ASUS PRIME B550M-K has not received a firmware update in a long time and may be discontinued. However, some products resume updates after extended periods. Track this product on LatestUpdate.io to be notified if a new update is released.
Yes, the ASUS PRIME B550M-K received a firmware update within the last year. The most recent version is 4101.
The ASUS PRIME B550M-K is manufactured by ASUS. Visit the official product page for more information.