X521EA
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    BIOS & FIRMWARE

    One-click driver download and install
    • Driver & Tools
    • BIOS & FIRMWARE

    BIOS Update (Windows)
    BIOS Update for Windows
    Version 313
    11.02 MB
    2023/10/16
    SHA-256 :F24C6831D87FD287D6B6AE9860BFDC66C4AD71185742A57EA4B7B0BABC7257DD

    Description :
    It is recommended to download and update the BIOS and firmware for system performance optimization. The update takes a few minutes, please do not turn off your computer during the process to avoid critical problem that system cannot be turned on.
    Caution! Active updates are possible during the Windows Update process!

    (UEFI is a firmware package that controls keyboard, monitor, disk and other hardware devices and provides software interface to help OS control hardware devices.)

    Important Information:
    Intel Security update

    Introduction :
    - MyASUS in UEFI BIOS - Introduction

    How to Install :
    - How to update BIOS in Windows

    FAQ :
    - Troubleshooting - Laptop occurs black screen when the BIOS update process is interrupted
    - The Firmware in Device Manager shows a yellow exclamation mark (yellow bang)

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    BIOS Update for Windows
    Version 311
    11 MB
    2022/08/08
    SHA-256 :EE4C7705C7C759D7692B55797D5010B898A8C563121702D4C8FB191780A25A07

    Description :
    It is recommended to download and update the BIOS and firmware for system performance optimization. The update takes a few minutes, please do not turn off your computer during the process to avoid critical problem that system cannot be turned on.
    Caution! Active updates are possible during the Windows Update process!

    (UEFI is a firmware package that controls keyboard, monitor, disk and other hardware devices and provides software interface to help OS control hardware devices.)

    Important Information:
    Intel Security update

    Introduction :
    - MyASUS in UEFI BIOS - Introduction

    How to Install :
    - How to update BIOS in Windows

    FAQ :
    - Troubleshooting - Laptop occurs black screen when the BIOS update process is interrupted
    - The Firmware in Device Manager shows a yellow exclamation mark (yellow bang)

    DOWNLOAD
    SHOW MORE DESCRIPTION
    BIOS Update for Windows
    Version 309
    11.14 MB
    2022/02/21
    SHA-256 :EE790F3B0EB9F6A991189C851FE4C3A4559B919786EF2AE2B6C09641379C7D70

    Description :
    It is recommended to download and update the BIOS and firmware for system performance optimization. The update takes a few minutes, please do not turn off your computer during the process to avoid critical problem that system cannot be turned on.
    Caution! Active updates are possible during the Windows Update process!

    (UEFI is a firmware package that controls keyboard, monitor, disk and other hardware devices and provides software interface to help OS control hardware devices.)

    Important Information:
    Intel Security update

    Introduction :
    - MyASUS in UEFI BIOS - Introduction

    How to Install :
    - How to update BIOS in Windows

    FAQ :
    - Troubleshooting - Laptop occurs black screen when the BIOS update process is interrupted
    - The Firmware in Device Manager shows a yellow exclamation mark (yellow bang)

    DOWNLOAD
    SHOW MORE DESCRIPTION
    BIOS Update for Windows
    Version 306
    11.14 MB
    2021/06/21
    SHA-256 :0B030AF86DC533EBFAF21319D7601A5716A7A4303FB1C4506D8ADC467240089E

    Description :
    It is recommended to download and update the BIOS and firmware for system performance optimization. The update takes a few minutes, please do not turn off your computer during the process to avoid critical problem that system cannot be turned on.
    Caution! Active updates are possible during the Windows Update process!

    (UEFI is a firmware package that controls keyboard, monitor, disk and other hardware devices and provides software interface to help OS control hardware devices.)

    Important Information:
    Optimize system performance

    Introduction :
    - MyASUS in UEFI BIOS - Introduction

    How to Install :
    - How to update BIOS in Windows

    FAQ :
    - Troubleshooting - Laptop occurs black screen when the BIOS update process is interrupted
    - The Firmware in Device Manager shows a yellow exclamation mark (yellow bang)

    DOWNLOAD
    SHOW MORE DESCRIPTION
    Show all
    BIOS
    BIOS for ASUS EZ Flash Utility
    Version 313
    8.22 MB
    2023/10/16
    SHA-256 :CDEFDFB32245E36A4E277416AB90490EE647E619548F7BB52BE05CC8D00E45EA

    Description :
    It is recommended to download and update the BIOS and firmware for system performance optimization. The update takes a few minutes, please do not turn off your computer during the process to avoid critical problem that system cannot be turned on.
    Caution! Active updates are possible during the Windows Update process!

    (UEFI is a firmware package that controls keyboard, monitor, disk and other hardware devices and provides software interface to help OS control hardware devices.)

    Important Information:
    Intel Security update

    Introduction :
    - MyASUS in UEFI BIOS - Introduction

    How to Install :
    - How to update BIOS with EZ Flash

    FAQ :
    - Troubleshooting - Laptop occurs black screen when the BIOS update process is interrupted

    DOWNLOAD
    SHOW MORE DESCRIPTION
    BIOS for ASUS EZ Flash Utility
    Version 311
    8.2 MB
    2022/08/08
    SHA-256 :41D2F04CBED0F9EE686D184D79761D3C77691C437D8FA0BCACCE9B3857E73053

    Description :
    It is recommended to download and update the BIOS and firmware for system performance optimization. The update takes a few minutes, please do not turn off your computer during the process to avoid critical problem that system cannot be turned on.
    Caution! Active updates are possible during the Windows Update process!

    (UEFI is a firmware package that controls keyboard, monitor, disk and other hardware devices and provides software interface to help OS control hardware devices.)

    Important Information:
    Intel Security update

    Introduction :
    - MyASUS in UEFI BIOS - Introduction

    How to Install :
    - How to update BIOS with EZ Flash

    FAQ :
    - Troubleshooting - Laptop occurs black screen when the BIOS update process is interrupted

    DOWNLOAD
    SHOW MORE DESCRIPTION
    BIOS for ASUS EZ Flash Utility
    Version 309
    8.34 MB
    2022/02/21
    SHA-256 :F707037D2AFBE66733163264143164CD0646CBF4DEFC971F7A95C0706B9F0C98

    Description :
    It is recommended to download and update the BIOS and firmware for system performance optimization. The update takes a few minutes, please do not turn off your computer during the process to avoid critical problem that system cannot be turned on.
    Caution! Active updates are possible during the Windows Update process!

    (UEFI is a firmware package that controls keyboard, monitor, disk and other hardware devices and provides software interface to help OS control hardware devices.)

    Important Information:
    Intel Security update

    Introduction :
    - MyASUS in UEFI BIOS - Introduction

    How to Install :
    - How to update BIOS with EZ Flash

    FAQ :
    - Troubleshooting - Laptop occurs black screen when the BIOS update process is interrupted

    DOWNLOAD
    SHOW MORE DESCRIPTION
    BIOS for ASUS EZ Flash Utility
    Version 306
    8.33 MB
    2021/06/21
    SHA-256 :36CDD9CEE78573B569070AE9D344DE5B27A3D88D7B276D6B24647000C837445B

    Description :
    It is recommended to download and update the BIOS and firmware for system performance optimization. The update takes a few minutes, please do not turn off your computer during the process to avoid critical problem that system cannot be turned on.
    Caution! Active updates are possible during the Windows Update process!

    (UEFI is a firmware package that controls keyboard, monitor, disk and other hardware devices and provides software interface to help OS control hardware devices.)

    Important Information:
    Optimize system performance

    Introduction :
    - MyASUS in UEFI BIOS - Introduction

    How to Install :
    - How to update BIOS with EZ Flash

    FAQ :
    - Troubleshooting - Laptop occurs black screen when the BIOS update process is interrupted

    DOWNLOAD
    SHOW MORE DESCRIPTION
    BIOS for ASUS EZ Flash Utility
    Version 302
    8.42 MB
    2021/03/16

    Optimize system performance

    DOWNLOAD
    SHOW MORE DESCRIPTION
    BIOS for ASUS EZ Flash Utility
    Version 301
    8.42 MB
    2021/01/19

    Optimize system performance

    DOWNLOAD
    SHOW MORE DESCRIPTION
    BIOS for ASUS EZ Flash Utility
    Version 209
    8.41 MB
    2020/11/19

    Optimize system performance

    DOWNLOAD
    SHOW MORE DESCRIPTION
    BIOS for ASUS EZ Flash Utility
    Version 208
    8.41 MB
    2020/10/13

    Optimize system performance

    DOWNLOAD
    SHOW MORE DESCRIPTION
    Show all
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