ASUS ExpertBook B5 B5604CMA

Firmware History

1. 309

   2025-08-28

   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

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