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BIOS & FIRMWARE

  • Driver & Tools
  • BIOS & FIRMWARE

BIOS
Version 4902
9.97 MB
2026/08/21
SHA-256 :98D7AA3AB7FCCA762D33F36758B3C0C772722572825AB6D092BB78D1282491C6

"1. Improve system stability and security.
2. Security update - SMM Buffer Integrity. [SA50011][CVE-2025-33043]
3. Security update - SA50348 BDS Module Bypass Secure Boot Advisory [CVE-2026-33197]

Before running the USB BIOS Flashback tool, please rename the BIOS file (WSPRO.CAP) using BIOSRenamer."

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Version 4803
9.97 MB
2026/04/14
SHA-256 :C2E7D4721B9D4A26652AC2D8DC26AD4F6024FCFA3B46143D6D5AE957BE408B61

"1.Improve system stability and performance
2.Update Intel microcode
3.Intel ME FW updated to 11.12.98.2655.
4.Enhance overall system security.

“Before BIOS update, please download Intel ME update tool from ASUS support site, and update ME firmware to Version 11.12.98.2655 to ensure optimized system settings.”
Before running the USB BIOS Flashback tool, please rename the BIOS file (WSPRO.CAP) using BIOSRenamer."

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Version 4701
9.96 MB
2025/01/10
SHA-256 :43B139754E7C1FE5C849CFDFEDA04F5EB7DAC92197B8A2FD2C1DD61EC647CFDD

"1.Intel ME FW updated to 11.12.97.2614.
2.Enhance system stability and compatibility.

“Before BIOS update, please download Intel ME update tool from ASUS support site, and update ME firmware to Version 11.12.97.2614 to ensure optimized system settings.”
Before running the USB BIOS Flashback tool, please rename the BIOS file (WSPRO.CAP) using BIOSRenamer."

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WS X299 PRO BIOS 4401
Version 4401
9.94 MB
2024/07/01

"1. This update includes the patch for the LogoFAIL vulnerabilities.
2. Improve system stability.
“Before BIOS update, please download Intel ME update tool from ASUS support site, and update ME firmware to Version 11.12.95.2499 to ensure optimized system settings.”
Before running the USB BIOS Flashback tool, please rename the BIOS file (WSPRO.CAP) using BIOSRenamer."

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WS X299 PRO/SE BIOS 4201
Version 4201
9.95 MB
2024/03/18

"Improved system performance

Before running the USB BIOS Flashback tool, please rename the BIOS file (WSPRO.CAP) using BIOSRenamer."

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WS X299 PRO BIOS 4101
Version 4101
9.95 MB
2024/03/18

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

“Before BIOS update, please download Intel ME update tool from ASUS support site, and update ME firmware to Version 11.12.94.2479 to ensure optimized system settings.”
Before running the USB BIOS Flashback tool, please rename the BIOS file (WSPRO.CAP) using BIOSRenamer."

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WS X299 PRO/SE BIOS 3901
Version 3901
9.97 MB
2024/03/18

"01. Update CPU microcode for Intel security issues.
02. Improve system stability
Before BIOS update, please download Intel ME update tool from ASUS support site, and update ME firmware to Version 11.12.86.1877 to ensure optimized system settings.
Before running the USB BIOS Flashback tool, please rename the BIOS file (WSPRO.CAP) using BIOSRenamer."

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WS X299 PRO BIOS 3701
Version 3701
10 MB
2024/03/18

"01. Improved system stability
02. Strengthened system security and robustness
03. Improved memory compatibility

Before running the USB BIOS Flashback tool, please rename the BIOS file (WSPRO.CAP) using BIOSRenamer."

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WS X299 PRO BIOS 3601
Version 3601
10.12 MB
2024/03/18

1. Update Intel ME firmware.
2. Improve system stability

Before running the USB BIOS Flashback tool, please rename the BIOS file (WSPRO.CAP) using BIOSRenamer.

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WS X299 PRO BIOS 3406
Version 3406
10.03 MB
2024/03/18

Improved device compatibility

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WS X299 PRO BIOS 3405
Version 3405
10.11 MB
2024/03/18

- Support Resize BAR function (SAM)
-Improved device compatibility
Before running the USB BIOS Flashback tool, please rename the BIOS file (WSPRO.CAP) using BIOSRenamer.

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WS X299 PRO BIOS 3303
Version 3303
10.11 MB
2024/03/18

"Fix crash free function

Before running the USB BIOS Flashback tool, please rename the BIOS file (WSPRO.CAP) using BIOSRenamer."

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WS X299 PRO BIOS 3203
Version 3203
10.1 MB
2024/03/18

"1.Update Intel ME firmware
2.Update Intel Microcode
3.Improve system performance
4.Improve DRAM performance and compatibility
5.Improve Intel RST & RSTe drivers
6.Update Amoury Crate Firmware

Before running the USB BIOS Flashback tool, please rename the BIOS file (WSPRO.CAP) using BIOSRenamer."

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WS X299 PRO Formal BIOS 3101 release.
Version 3101
9.97 MB
2024/03/18

1. Update RC version to 2.0.32.20.
2. Update ME FW from 11.12.0.1558 to 11.12.0.1622.
3. Update Microcode for CLX CPU.
4. Improve system performance.

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WS X299 PRO BIOS 2002 release.
Version 2002
9.63 MB
2024/03/18

Improve system performance.

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WS X299 PRO Formal BIOS 1201 release.
Version 1201
9.52 MB
2024/03/18

Improve system performance

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WS X299 PRO series Formal BIOS 0905 Release
Version 0905
9.46 MB
2024/03/18

1.Support Skylake-X Refresh for WS X299 series
2.Updated IRSTe to version 5.5.0.1028
3.Update Skl-X CPU XMP Support up to 4333
4.Improved system performance and stability.

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WS X299 PRO series Formal BIOS 0802 Release
Version 0802
9.08 MB
2024/03/18

1.Update ME version
2.Updated IRSTe version
3.Update RC version
4.Improve some M.2 SATA device compatibility.
5.Updated RAID OROM and UEFI driver version

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WS X299 PRO series Formal BIOS 0702 Release
Version 0702
9.05 MB
2024/03/18

1.Improve BMC function compatibility.
2.Update EC1 FW to version 0225.
3.Support SecureErase function on NVME device.
4.Improve system performance.
5.Update ME FW to version 1466.

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WS X299 PRO series Formal BIOS 0602 Release
Version 0602
9.23 MB
2024/03/18

1.Update CPU MicroCode
About more intel information, please visit
https://www.asus.com/News/z78W1yPuEHJafb1X

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WS X299 PRO series Formal BIOS 0502 Release
Version 0502
9.26 MB
2024/03/18

1.Updated IPMI HWM Fan Sensor
2.Update IRSTe to version 5.2
3.Improved NVMe M.2 ADATA ASX8000NP compatibility
4.Improve system performance

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WS X299 PRO series Formal BIOS 0402 Release
Version 0402
9.23 MB
2024/03/18

1.Update ME F/W and RC code
2.Improved M.2 SanDisk-SD6PP4M compatibility
3.Improved SSD(AMD RADEON R7) compatibility
4.Improved PLEXTOR-PX-512M8SEGN compatibility
5.Improve PCH PCIe SSD Performance.

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WS X299 PRO series Formal BIOS 0203 First Release
Version 0203
9.17 MB
2024/03/18

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Intel ME
MEUpdateTool
Version 11.12.98.2655
3.6 MB
2026/04/08
SHA-256 :144415BA81DF36DBC64AB234A1E95EC20B68A39E0346C49065ED259681848020

Intel has identified security issue that could potentially place impacted platform at risk.
Use ME Update tool to update your ME.
*We suggest you update ME Driver to the latest Version 11.12.98.2655 simultaneously.

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MEUpdateTool
Version 11.12.97.2614
3.59 MB
2025/01/22
SHA-256 :C99E26F94414AA0D824D36B06711E33CF000080EBB30F5E57531E0BE8301637D

Please download the file and check the SHA256 code first.
Intel has identified security issue that could potentially place impacted platform at risk.
Use ME Update tool to update your ME.
*We suggest you update ME Driver to the latest Version 11.12.97.2614 simultaneously.

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MEUpdateTool
Version 11.12.95.2499
3.62 MB
2024/06/25

Intel has identified security issue that could potentially place impacted platform at risk.
Use ME Update tool to update your ME.
*We suggest you update ME Driver to the latest Version 11.12.95.2499 simultaneously.
Please download the file and check the MD5 code first.
MD5: 86d5c398c4673a958b5e38d393fa655b

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MEUpdateTool
Version 11.12.94.2479
3.62 MB
2023/09/07

Intel has identified security issue that could potentially place impacted platform at risk.
Use ME Update tool to update your ME.
*We suggest you update ME Driver to the latest Version 11.12.94.2479 simultaneously.
Please download the file and check the MD5 code first.
MD5: 2fe4e91f6ea2dcee1eb8c3773201f091

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MEUpdateTool
Version 11.12.86.1877
6.67 MB
2021/09/30

MEUpdateTool
Intel has identified security issue that could potentially place impacted platform at risk.
Use ME Update tool to update your ME.
*We suggest you update ME Driver to the latest Version 11.12.86.1877 simultaneously.
Please download the file and check the MD5 code first.
MD5: 2d3432309ddf947a058454ef88f1c71e

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Product has High-Definition Multimedia Interface.
  • Products certified by the Federal Communications Commission and Industry Canada will be distributed in the United States and Canada. Please visit the ASUS USA and ASUS Canada websites for information about locally available products.
  • All specifications are subject to change without notice. Please check with your supplier for exact offers. Products may not be available in all markets.
  • Specifications and features vary by model, and all images are illustrative. Please refer to specification pages for full details.
  • 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.