User's Manual

2-16
Chapter 2: Basic Installation
Chapter 2
2.2 BIOS update utility
USB BIOS Flashback
USBBIOSFlashbackallowsyoutoeasilyupdatetheBIOSwithoutenteringtheexisting
BIOS or operating system. Simply insert a USB storage device to the USB port (the USB port
hole marked in green on the I/O shield) then press the USB BIOS Flashback button for three
seconds to automatically update the BIOS.
To use USB BIOS Flashback:
1. Insert a USB storage device to the USB Flashback port.
We recommend you to use a USB 2.0 storage device to save the latest BIOS version for
better compatibility and stability.
2. Visit https://www.asus.com/support/ and download the latest BIOS version for this
motherboard.
3. RenametheleasR6E.CAP, then copy it to your USB storage device.
4. Shut down your computer.
5. PresstheBIOSFlashbackbuttonforthreesecondsuntiltheFlashbackLEDblinks
three times, indicating that the BIOS Flashback function is enabled.
• Donotunplugportabledisk,powersystem,orpresstheCLR_CMOSbuttonwhile
BIOS update is ongoing, otherwise update will be interrupted. In case of interruption,
please follow the steps again.
• Ifthelightashesforvesecondsandturnsintoasolidlight,thismeansthat
the BIOS Flashback is not operating properly. This may be caused by improper
installationoftheUSBstoragedeviceandlename/leformaterror.Ifthisscenario
happens, please restart the system to turn off the light.
• UpdatingBIOSmayhaverisks.IftheBIOSprogramisdamagedduringtheprocess
and results to the system’s failure to boot up, please contact your local ASUS Service
Center.
For more BIOS update utilities in BIOS setup, refer to the section 3.11 Updating BIOS in
Chapter 3.
USB BIOS Flashback portKeyBot portBIOS Flashback button
6. Wait until the light goes out, indicating that the BIOS updating process is completed.