Z790-AYW OC WIFI
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    BIOS & FIRMWARE

    • Driver & Tools
    • BIOS & FIRMWARE

    BIOS
    Version 1825
    9.26 MB
    2025/10/28
    SHA-256 ：64BE334C702F73C557CE41663C500F2D30439295F1EFF4ADD4916D16A12FD00D

    "1. Improved system performance, stability, and device compatibility.
    2. Implemented security updates.
    3. Updated Management Engine (ME) to version 16.1.35.2557.

    Updating this BIOS will simultaneously update the corresponding Intel ME to version 16.1.35.2557. Please note after you update this BIOS, the ME version remains the updated one even if you roll back to an older BIOS later.
    Before running the USB BIOS Flashback tool, please rename the BIOS file (A5576.CAP) using BIOSRenamer."

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    Version 1820
    9.24 MB
    2025/05/21
    SHA-256 ：A2A192713E0877CACD8824D379C56A15E746ABEFE553F0FD989E86A2C29AF571

    "Update the Intel microcode to version 0x12F to further improve system conditions that may contribute to Vmin Shift instability in Intel 13th and 14th Gen desktop-powered systems.
    Updating this BIOS will simultaneously update the corresponding Intel ME to version 16.1.32.2473v3. Please note after you update this BIOS, the ME version remains the updated one even if you roll back to an older BIOS later.
    Before running the USB BIOS Flashback tool, please rename the BIOS file (A5576.CAP) using BIOSRenamer."

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    Version 1805
    9.23 MB
    2024/11/04

    "1. Modify strings in BIOS settings

    Before running the USB BIOS Flashback tool, please rename the BIOS file (A5576.CAP) using BIOSRenamer.
    Updating this BIOS will simultaneously update the corresponding Intel ME to version 16.1.32.2473v3. Please note after you update this BIOS, the ME version remains the updated one even if you roll back to an older BIOS later. "

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    Version 1802
    9.27 MB
    2024/10/24

    "1. Updated with Intel microcode 0x12B to address elevated voltage requests during idle or light activity, further mitigating Vmin Shift instability issues.
    2. The option to disable C1E in the BIOS has been removed to ensure it remains enabled, reducing processor stress and maintaining stability per Intel's recommendation.

    Updating this BIOS will simultaneously update the corresponding Intel ME to version 16.1.32.2473v3. Please note after you update this BIOS, the ME version remains the updated one even if you roll back to an older BIOS later. "

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    Z790-AYW OC WIFI BIOS 1663
    Version 1663
    9.27 MB
    2024/08/14

    "1.The new BIOS includes Intel microcode 0x129 to enhance the stability of Intel Core 13th and 14th Gen processors.
    2.The factory default settings are set to Intel Default Settings, which now include non-K processors (the K series were already included in previous versions).

    Before running the USB BIOS Flashback tool, please rename the BIOS file (A5576.CAP) using BIOSRenamer.
    Updating this BIOS will simultaneously update the corresponding Intel ME to version 16.1.30.2307v4. Please note after you update this BIOS, the ME version remains the updated one even if you roll back to an older BIOS later."

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    Z790-AYW OC WIFI BIOS 1661
    Version 1661
    9.21 MB
    2024/07/10

    "1. Updated with microcode 0x125 to ensure eTVB operates within Intel specifications.
    Updating this BIOS will simultaneously update the corresponding Intel ME to version 16.1.30.2307v4. Please note after you update this BIOS, the ME version remains the updated one even if you roll back to an older BIOS later."

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    Z790-AYW OC WIFI BIOS 0401
    Version 0401
    9.21 MB
    2024/06/17

    First Release

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    Intel ME
    ME Update Tool
    Version 16.1.35.2557_S
    3.5 MB
    2025/06/13
    SHA-256 ：C15B5B6249AB057993955B04E7F1EC602C356DA819329D80384F3FCDCEC8BF17

    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 the latest ME driver simultaneously
    Please download the file and check the SHA-256 code first.

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    ME Update Tool
    Version 16.1.32.2473_S
    3.48 MB
    2024/11/12

    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 the latest ME driver simultaneously
    Please download the file and check the MD5 code first.
    MD5: dcab514b3f1ab3eacdc438b4bde1d9d2

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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.
      • 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.
      • Learn more about battery usage, removal, replacement, and related safety guidelines

           **Product specifications and battery design may vary depending on the model. For any questions, please contact ASUS official customer service.