Asus ROG MAXIMUS Z790 HERO LGA 1700 ATX Motherboard - Manual (Page 79)

ROG MAXIMUS Z790 HERO 3-3
Chapter 3
3.3 ASUS EZ Flash 3
The ASUS EZ Flash 3 feature allows you to update the BIOS without using an OS-based
utility.
Ensure to load the BIOS default settings to ensure system compatibility and stability.
Select the
Load Optimized Defaults item under the Exit menu or press hotkey <F5> .
To update the BIOS:
• This function can support devices such as a USB flash disk with FAT 32/16 format
and single partition only.
• DO NOT shut down or reset the system while updating the BIOS to prevent system
boot failure!
1. Insert the USB flash disk that contains the latest BIOS file to the USB port.
2. Enter the Advanced Mode of the BIOS setup program. Go to the Tool menu to select
ASUS EZ Flash 3 Utility and press <Enter>.
3. Press the Left arrow key to switch to the Drive field.
4. Press the Up/Down arrow keys to find the USB flash disk that contains the latest
BIOS, and then press <Enter>.
5. Press the Right arrow key to switch to the Folder field.
6. Press the Up/Down arrow keys to find the BIOS file, and then press <Enter> to
perform the BIOS update process. Reboot the system when the update process is
done.