ASUS ExpertBook B9 B9400CEA

Firmware History

1. 316

   2025-01-21

   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 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

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2. 315

   2024-07-10

   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