Product Support For
UM3406KAFind 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
  • FAQ
  • Manual & Document
  • Warranty
  • More Service

BIOS & FIRMWARE

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

BIOS Update (Windows)
BIOS Update for Windows
Version 306
20.22 MB
2026/07/23
SHA-256 :3417FE4AA9012675E470419B374F52ADADDB7F39B77EAAB55066649144DCFCDD

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:

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 305
15.45 MB
2025/10/16
SHA-256 :010D754D9F33161A540BA67BB799E5DE85A869B7CC18BDA3CF645DD63E3244AC

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:
CVE-2024-36347, CVE-2023-31351,CVE-2025-0032,CVE-2024-36354,CVE-2024-21965,CVE-2024-36331,CVE-2024-21977,CVE-2024-36326,CVE-2021-26383,CVE-2024-21947,CVE-2023-31325,CVE-2023-20572,CVE-2024-21970,CVE-2021-46750,CVE-2023-31330,CVE-2021-46757,CVE-2021-26377,CVE-2023-31326,CVE-2023-20540

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
15.43 MB
2025/05/06
SHA-256 :ED53E80757D318F0F654B1AE865D34CE47D0302F71ABC2828D26638AA9B51F32
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:

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 303
15.43 MB
2025/02/13
SHA-256 :125E999E6559F37AE85AE4EF0D3ED980C2E4375B5C92366646041503CD9FE0EE
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:

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 301
15.43 MB
2025/01/14
SHA-256 :E38355A3A52355094094C152C9CD7F4969A0B56EB6BDFB4CBAF29FFB9FA5C937

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:

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 306
14.68 MB
2026/06/10
SHA-256 :D698A9998B3AA88FB16D74573D8AADC4BAA99F810B96CDEF818E5434E7038BBB

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:

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 305
14.69 MB
2025/07/29
SHA-256 :5ED342F7D7279CDFC805CA5B044AE8AE8B5A59127251BCF468C026403A486458

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:
CVE-2024-36347, CVE-2023-31351,CVE-2025-0032,CVE-2024-36354,CVE-2024-21965,CVE-2024-36331,CVE-2024-21977,CVE-2024-36326,CVE-2021-26383,CVE-2024-21947,CVE-2023-31325,CVE-2023-20572,CVE-2024-21970,CVE-2021-46750,CVE-2023-31330,CVE-2021-46757,CVE-2021-26377,CVE-2023-31326,CVE-2023-20540

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
14.66 MB
2025/05/06
SHA-256 :D6717DAFD1A795921EC34FF2081BC3152F43AF739FA767C65D4A4A4751F1EF97
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:

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 303
14.65 MB
2025/02/13
SHA-256 :8116FABC9D53FD432C851D38C96DFCC757763CFFBD139C351F7E8D6188BDB159
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:

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 301
14.65 MB
2024/12/27
SHA-256 :29F4C8E6B12CE439F6C847790A1FC8D19A4937E54D3D8AD9D7E61F76F2836B58

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:

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 0002
3.47 MB
2025/04/08
SHA-256 :6414CEAC6B852F6EC1D1F9B32E3DD390C03D0068B5A9065EA45CF86C165CE81C

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.