The ASUS Pro B550M-C/CSM is an ASUS Pro series business/commercial motherboard supporting AMD Ryzen processors (AMD 500-series chipset) on the AM4 socket with DDR4 memory. It targets small business and commercial deployments 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 3641, released June 30, 2026
Last checked for updates: Aug 2, 2026 17:13 UTC
What's new in version 3641
1.Update AGESA version to ComboV2 PI 1.2.0.12.
2. Implemented security updates.
Version 3634 - September 22, 2025: This BIOS update for Ryzen™ 5000 G-Series /4000 G-Series /3000 G-Series /2000 G-Series systems includes a critical fTPM firmware upgrade, enhancing security an…
Version 3611 - November 4, 2024: 1. Updated AGESA to version ComboV2PI 1.2.0.Cc. 2. Resolved CPU exception when adjusting items like ""When system is in sleep, hibernate, or soft off states""…
Version 3607 - April 4, 2024: Update AGESA version to ComboV2PI 1.2.0.Ca. Fix AMD processor vulnerabilities security.
Version 3405 - January 8, 2024: 1.This update includes the patch for the LogoFAIL vulnerabilities 2.Support graphics card with M.2 storage
Version 3404 - October 26, 2023: 1. Update AGESA version to ComboV2PI 1.2.0.B 2. Update AMD 5000/3000 Series CPU fTPM version, please back up Bitlocker recovery key before updating this versio…
Version 3202 - August 2, 2023: 1. Update AGESA version to ComboV2PI 1.2.0.A 2. Mitigate the AMD potential security vulnerabilities for AMD Athlon™ processors and Ryzen™ processors 3. Improve…
Version 3003 - March 14, 2023: 1. Update AGESA version to ComboV2PI 1208 2. Mitigate the AMD potential security vulnerabilities for AMD Athlon™ processors and Ryzen™ processors
Version 2804 - June 17, 2022: 1. Update AMD AM4 AGESA V2 PI 1.2.0.7. 2. Fix AMD fTPM issue causes random stuttering.
Version 2604 - March 7, 2022: 1. Update AMD AM4 AGESA V2 PI 1.2.0.6b 2. Improve system performance and stability 3. Improve system performance for AMD Ryzen 7 5800X3D
Version 2007 - April 2, 2021: - Support AMD AM4 AGESA V2 PI 1.2.0.1 - Support Smart Access Memory for Ryzen 3000 Series Processors - Fix the L3 cache performance in AIDA64 - Improved system…
Version 2003 - March 27, 2021: - Update AMD AM4 AGESA V2 PI 1.2.0.1 - Support Smart Access Memory for Ryzen 3000 Series Processors - Fix the L3 cache performance in AIDA64 - Improved system…
Version 1804 - February 9, 2021: 1． Update AMD AM4 AGESA V2 PI 1.2.0.0 2． Update AMD RAID UEFI driver 3． Improve system stability
Version 1216 - November 25, 2020: 1. Support AMD AM4 AGESA V2 PI 1.1.0.0 Patch C 2. Improve system stability 3. Improve DRAM compatibility 4. Improve system performance
Version 1212 - November 5, 2020: 1. Update AMD AM4 AGESA V2 PI 1.1.0.0 Patch C 2. Improve system stability 3. Improve DRAM compatibility
The ASUS Pro B550M-C/CSM is an ASUS Pro series business/commercial motherboard supporting AMD Ryzen processors (AMD 500-series chipset) on the AM4 socket with DDR4 memory. It targets small business and commercial deployments 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.
What is the latest firmware version of ASUS Pro B550M-C/CSM?
The latest firmware version of ASUS Pro B550M-C/CSM is 3641. It was released on June 30, 2026.
What changed in ASUS Pro B550M-C/CSM firmware version 3641?
ASUS Pro B550M-C/CSM firmware version 3641 includes the following changes: 1.Update AGESA version to ComboV2 PI 1.2.0.12.
2. Implemented security updates.
How do I update the ASUS Pro B550M-C/CSM firmware?
To update the ASUS Pro B550M-C/CSM firmware, download the latest version (3641) 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.
Where can I download the latest ASUS Pro B550M-C/CSM firmware?
Details and download instructions for the latest ASUS Pro B550M-C/CSM firmware (version 3641) are on ASUS's official release page: https://www.asus.com/motherboards-components/motherboards/csm/pro-b550m-c-csm/helpdesk_bios/
How do I check for ASUS Pro B550M-C/CSM firmware updates?
You can track ASUS Pro B550M-C/CSM 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.
How often does ASUS release firmware updates for ASUS Pro B550M-C/CSM?
We have tracked 26 firmware versions of ASUS Pro B550M-C/CSM. Based on historical patterns, updates are released approximately every 146 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.
When is the next ASUS Pro B550M-C/CSM firmware update expected?
ASUS Pro B550M-C/CSM was recently updated. Based on this product's update history, the next firmware update is expected between July 25, 2026 and November 4, 2026.
Is ASUS Pro B550M-C/CSM still receiving firmware updates?
Yes, ASUS Pro B550M-C/CSM received a firmware update within the last 3 months. The most recent version is 3641.
Who makes ASUS Pro B550M-C/CSM?
ASUS Pro B550M-C/CSM is manufactured by ASUS. Visit the official product page for more information.