BIOS & Firmware Download Center

The BKHD firmware download center provides quick access to the latest BIOS and firmware files for supported motherboards, network appliances, NAS platforms, and embedded systems. Search by model, PCB marking, or product alias to find the correct file.

Important Notice

  • Please verify the motherboard model, PCB marking, and hardware revision before updating BIOS or firmware.
  • If you are unsure which file is correct, please contact support before proceeding.
  • Installing the wrong BIOS file may cause boot failure, hardware malfunction, or possible warranty issues.
  • BIOS updates should be performed by qualified technical personnel or users who fully understand the update process and risks.

How to Find the Correct File

  • Search by motherboard model, product alias, or PCB marking.
  • Check the silk-screen model printed on the PCB whenever possible.
  • You may also confirm the model from the product data sheet or manual.
  • On desktop, use Ctrl + F; on mobile, use your browser search function to locate a model faster.

Network Security Motherboards

Model Product Alias PCB Marking Latest BIOS Release Date Release Notes Download More
1264-12-4L N100 / N150 4-Port Network Board 1264-12-4L R10B 2025-09-16 Improved system stability. Download Latest View Details
1264-12-6L N150 / N300 6-Port Network Board 1264-12-6L R003B 2025-09-17 Improved system stability. Download Latest View Details
1744-14-4L 12th / 13th Gen 4-Port Network Board 1744-14-4L S05A 2025-04-01 Improved system stability. Download Latest View Details

Industrial Motherboards

Model Product Alias PCB Marking Latest BIOS Release Date Release Notes Download More
1016-TI3-6C 3rd Gen ITX Motherboard with 6 COM 1016-TI3 V263 2024-06-17 Default stable release. Download Latest No additional page
1493-TI4 J6412 ITX Motherboard ITX60D-L26 F3 2023-08-16 Validated for functional verification. Download Latest No additional page
C612NP-6LAN C612NP 6-Port LAN Motherboard C612NP-6LAN R014 2024-04-22 Improved ECC compatibility. Download Latest View Details

NAS Motherboards

Model Product Alias PCB Marking Latest BIOS Release Date Release Notes Download More
C246-NAS-ITX C246 NAS Motherboard C246-NAS-ITX R07 2025-06-04 Enabled ASPM for PCIe Port 1 and Port 9. Download Latest View Details
1264-NAS (N150) N150 NAS Motherboard 1264-NAS R411 2025-07-31 Fixed fan speed control behavior. Download Latest View Details
B760-NAS B760 NAS Motherboard B760-NAS V211 2025-08-16 Improved system stability. Download Latest View Details

Mini PCs / Embedded Systems

Model Product Alias PCB Marking Latest BIOS Release Date Release Notes Download More
1168-12-2L2C 3rd Gen Nano-ITX Motherboard with Dual LAN and Dual COM 1168-12 V1.X V112 2025-07-02 Default stable release. Download Latest View Details
1168-12-2L3D 3rd Gen Nano-ITX Motherboard with Dual LAN and Triple Display 1168-12 V2.X V213 2024-05-22 Default stable release. Download Latest View Details
1744-12-2L 12th / 13th Gen Nano-ITX Motherboard with Dual LAN and Triple Display 1744-12 V1.X V08A 2025-09-06 Updated CPU microcode. Download Latest View Details

Frequently Asked Questions

How do I identify my motherboard model?

Please check the silk-screen model printed on the PCB, or refer to the product data sheet and manual.

How do I check my current BIOS version?

The BIOS version is usually displayed during boot or inside the BIOS setup menu.

How do I update or flash the BIOS?

Please follow our BIOS update tutorial carefully before proceeding. You can view the step-by-step guide here: BIOS Update Tutorial.

What if I cannot find my model on this page?

Please contact support with your motherboard model, PCB marking, hardware revision, and product photo if available.

Why do you mainly show the latest BIOS version?

To keep the page clearer and easier to use. Older files can be placed on the model-specific details page.

Need Help Finding the Correct BIOS?

If you are unsure which BIOS or firmware file is correct, please contact our support team with your motherboard model, PCB marking, hardware revision, and current BIOS version.

Contact Support