Product Support For
PRIME B550M-K Find Another Model
By registering your device, you can easily manage your product warranty, get technical support and keep track of your repair status.
Upgrade Warranty: Here.
* Please note that the availability of the Premium Care product lines might differ by country.
Register Product

    BIOS & FIRMWARE

    • Driver & Tools
    • BIOS & FIRMWARE
    BIOS
    Version 3702
    15.84 MB
    2024/09/25

    "1. Updated AGESA to ComboV2PI 1.2.0.Cc
    2. Added support for Windows Dynamic Lighting (WDL).
    3. Updated AURA firmware to 0302.
    4. Security update: Improved UEFI variable access and addressed OpenSSL vulnerabilities."

    DOWNLOAD
    SHOW MORE DESCRIPTION
    PRIME B550M-K BIOS 3607
    Version 3607
    15.84 MB
    2024/04/25

    "1.Update AGESA version to ComboV2PI 1.2.0.Ca.
    2.Fix AMD processor vulnerabilities security."

    DOWNLOAD
    SHOW MORE DESCRIPTION
    PRIME B550M-K BIOS 3402
    Version 3402
    15.83 MB
    2023/11/06

    "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 version BIOS"

    DOWNLOAD
    SHOW MORE DESCRIPTION
    PRIME B550M-K BIOS 3302
    Version 3302
    15.71 MB
    2023/08/28

    "1. Recommended for vital update to mitigate the potential security vulnerabilities
    2. Improve system stability"

    DOWNLOAD
    SHOW MORE DESCRIPTION
    PRIME B550M-K BIOS 3202
    Version 3202
    15.71 MB
    2023/07/13

    "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 system stability"

    DOWNLOAD
    SHOW MORE DESCRIPTION
    PRIME B550M-K BIOS 3002
    Version 3002
    20.07 MB
    2023/03/07

    "1. Update AGESA version to ComboV2PI 1208
    2. Mitigate the AMD potential security vulnerabilities for AMD Athlon™ processors and Ryzen™"

    DOWNLOAD
    SHOW MORE DESCRIPTION
    PRIME B550M-K BIOS 2803
    Version 2803
    20.04 MB
    2022/05/23

    "1. Update AGESA version to ComboV2PI 1207.
    2. Improve system stability."

    DOWNLOAD
    SHOW MORE DESCRIPTION
    PRIME B550M-K BIOS 2603
    Version 2603
    20.02 MB
    2022/02/10

    1. Update AMD AM4 AGESA V2 PI 1.2.0.6b
    2. Improve system performance and stability

    DOWNLOAD
    SHOW MORE DESCRIPTION
    PRIME B550M-K BIOS 2423
    Version 2423
    19.92 MB
    2021/08/27

    "1. Update AMD AM4 AGESA to Combo V2 PI 1.2.0.3 Patch C
    2. Improve system stability"

    DOWNLOAD
    SHOW MORE DESCRIPTION
    PRIME B550M-K BIOS 2407
    Version 2407
    19.92 MB
    2021/07/23

    Support Windows 11 by default, no settings changes required in the UEFI BIOS.

    DOWNLOAD
    SHOW MORE DESCRIPTION
    PRIME B550M-K BIOS 2403
    Version 2403
    19.91 MB
    2021/06/21

    "1. Update AMD AM4 AGESA V2 PI 1.2.0.3 Patch A
    2. Improve system stability"

    DOWNLOAD
    SHOW MORE DESCRIPTION
    Prime B550M-K BIOS 2007
    Version 2007
    19.79 MB
    2021/03/23

    "- Update AMD AM4 AGESA V2 PI 1.2.0.1 Patch A
    - Fix USB connectivity issue

    "

    DOWNLOAD
    SHOW MORE DESCRIPTION
    Prime B550M-K BIOS 2003
    Version 2003
    19.78 MB
    2021/03/15

    - 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 performance
    - Improved system compatibility
    - Improved memory performance

    DOWNLOAD
    SHOW MORE DESCRIPTION
    PRIME B550M-K BIOS 1803
    Version 1803
    19.76 MB
    2021/02/23

    1. Update AMD AM4 AGESA V2 PI 1.2.0.0
    2. Update AMD RAID UEFI driver
    3. Update AURA firmware
    4. Improve system stability

    DOWNLOAD
    SHOW MORE DESCRIPTION
    Prime B550M-K BIOS 1401
    Version 1401
    19.46 MB
    2020/12/10

    1. New CPU support
    2. Add a ReSize BAR shortcut for AMD SAM support

    DOWNLOAD
    SHOW MORE DESCRIPTION
    Prime B550M-K BIOS 1202
    Version 1202
    19.34 MB
    2020/10/29

    "- Update AM4 AGESA combo V2 PI 1.1.0.0 PatchB
    - Improve system performance and stability.
    - Improve DRAM performance and stability
    - Fix Corsair keyboard issue"

    DOWNLOAD
    SHOW MORE DESCRIPTION
    Prime B550M-K BIOS 1002
    Version 1004
    18.32 MB
    2020/08/17

    "1.Improve system performance and stability
    2.Improve DRAM stability
    3.Update AM4 AGESA combo V2 PI 1.0.8.0
    4.Improve Fan control function"

    DOWNLOAD
    SHOW MORE DESCRIPTION
    PRIME B550M-K BIOS 0805
    Version 0805
    18.22 MB
    2020/07/13

    -Improved system performance and compatibility
    -Improved DRAM compatibility
    -Update AM4 combo V2 PI 1.0.0.2

    DOWNLOAD
    SHOW MORE DESCRIPTION
    PRIME B550M-K BIOS 0406
    Version 0406
    16.83 MB
    2020/06/23

    Improve system performance

    DOWNLOAD
    SHOW MORE DESCRIPTION
    PRIME B550M-K BIOS 0202
    Version 0202
    16.81 MB
    2020/06/11

    DOWNLOAD
    SHOW MORE DESCRIPTION
    See All Downloads
    Product has High-Definition Multimedia Interface.
    • All specifications are subject to change without notice. Please check with your supplier for exact offers. Products may not be available in all markets.
    • PCB color and bundled software versions are subject to change without notice.
    • Brand and product names mentioned are trademarks of their respective companies.
    • The terms HDMI and HDMI High-Definition Multimedia Interface, HDMI trade dress and the HDMI Logos are trademarks or registered trademarks of HDMI Licensing Administrator, Inc. in the United States and other countries.
      • Specifications and      features vary by model, and all images are illustrative. Please refer      specification pages for full details.
      • *Precise specifications and features vary by model . Please refer to the specification page
      • The product (electrical , electronic equipment, Mercury-containing button cell battery) should not be placed in municipal waste. Check local regulations for disposal of electronic products.
      • The use of trademark symbol (TM, ®) appears on this website means that the word text, trademarks, logos or slogans, is being used as trademark under common laws protection and/or registered as Trademark in U.S. and/or other country/region.