GU605CW
Product Support For
GU605CW 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

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

    BIOS Update (Windows)
    BIOS Update for Windows
    Version 311
    15.44 MB
    2026/02/24
    SHA-256 :513D34794F7CA91A1EDAA1DF61360E569A222344CEFDE0EEE1B4F6F8DDDD22A2

    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
    BIOS Update for Windows
    Version 310
    15.44 MB
    2025/12/05
    SHA-256 :131D06C42F693040791B55FD3564730D2E33E5C1F738F8EC30321B6C4B2D6AAA
    Severity : 
    Critical

    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
    BIOS Update for Windows
    Version 306
    15.4 MB
    2025/06/05
    SHA-256 :2EC36DA08E84615C4A04F02A07E08A078205C6309B8FDCEE35F42F13A96C3B97
    Severity : 
    Critical

    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
    BIOS Update for Windows
    Version 304
    15.36 MB
    2025/04/28
    SHA-256 :83FEBF0F81C963127AD2F3FDAF32D10287AE5DACB50627A154AFF49D26FE9A4B
    Severity : 
    Critical

    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
    BIOS Update for Windows
    Version 302
    15.42 MB
    2025/04/14
    SHA-256 :F7D7147700A318C21120493962E1D75B0612FFBF2155729CF2E457D4173FC6E9

    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 311
    13.31 MB
    2026/02/24
    SHA-256 :2A4DE2A5C42785BDD23FA3ABA5FDF1EB6EBB7FB465CCE7E5D74BB5A2D74E986C

    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 310
    13.3 MB
    2025/12/05
    SHA-256 :158EC962A634DE317F53D1160FAC61C724227352655679FAF5FF8E08C1E560C9
    Severity : 
    Critical

    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 306
    13.26 MB
    2025/06/05
    SHA-256 :F5D0F40DE59A85D8F751A0FC04B77D1E996A70C272D6B05DB895BA05969F334F
    Severity : 
    Critical

    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 304
    13.22 MB
    2025/04/28
    SHA-256 :4B4F0C26ECBC815A31D4F2E195184FDA13FAE687DECE8E01574DF5AB0EFBB2D2
    Severity : 
    Critical

    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
    13.28 MB
    2025/04/14
    SHA-256 :0FB2FC755820459924F08FE9300C3ED3C7FAA8388A5418779882816A98583B0E

    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
    Show all
    Firmware
    PD_FW Firmware
    Version 0003
    4.28 MB
    2025/12/05
    SHA-256 :176D6C0B535E237D8EFFE4FDD33BFCC87CC5987C4C0F5F0A8E94966925A3E5B5

    Description :
    For optimized system performance, download and update the device firmware. The update may take a few minutes. Please do not turn off your computer while this process is taking place to avoid the device from not working properly or critical issues that prevent the system from turning on.
    CAUTION! Active updates are possible during the Windows Update process!

    Important Information:

    DOWNLOAD
    SHOW MORE DESCRIPTION
    • 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.