Please search model name from LVFS then if available update version that will be appeared for download.

https://fwupd.org/

First is to set up the Environment:

Prepare and format a USB flash drive to the FAT32 file system.

Unzip the file UA-05112023_SecureFlash.zip into the USB drive.

Step:

• Insert the USB drive and then boot up the unit
• Press “Del” key to BIOS menu
• Select Setup Utility -> Press “Enter” key
• Select Security -> Enforce Secure Boot -> Disabled
• Select Boot -> USB Boot -> Enabled
• Press “F10” key to save change and exit -> Select “Yes”

The system will reboot twice, after that Press “Del” key to BIOS menu.

Select Boot Manager -> Select the USB and then Press “Enter” key.

Press “ESC” key, then find your USB device from the message.

Key-in FS2: (your USB locate) then press “Enter” key.
Key-in ls for search file.
Key-in SecureFlash.nsh then press “Enter” key.

BIOS will be flashed automatically during the process.