ASUS P9X79LE User Manual

ASUS P9X79 LE

3-47

The ASUS website publishes the latest BIOS versions to provide enhancements on system 

stability, compatibility, or performance. However, BIOS updating is potentially risky. If there 

is no problem using the current version of BIOS, DO NOT manually update the BIOS. 

Inappropriate BIOS updating may result in the system’s failure to boot. Carefully follow the 

instructions of this chapter to update your BIOS if necessary.

Visit the ASUS website (www.asus.com) to download the latest BIOS file for this 

motherboard.

The following utilities allow you to manage and update the motherboard BIOS setup program.

1. 

ASUS Update: Updates the BIOS in Windows

®

 environment.

2. 

ASUS EZ Flash 2: Updates the BIOS using a USB flash drive.

3. 

ASUS CrashFree BIOS 3: Restores the BIOS using the motherboard support DVD or 

a USB flash drive when the BIOS file fails or gets corrupted.

4. 

ASUS BIOS Updater: Updates and backups the BIOS in DOS environment using the 

motherboard support DVD and a USB flash disk drive.

Refer to the corresponding sections for details on these utilities.

Save a copy of the original motherboard BIOS file to a USB flash disk in case you need 

to restore the BIOS in the future. Copy the original motherboard BIOS using the ASUS 

Update or BIOS Updater utilities.

The ASUS Update is a utility that allows you to manage, save, and update the motherboard 

BIOS in Windows

®

 environment. The ASUS Update utility allows you to:

•  Update the BIOS directly from the Internet
•  Download the latest BIOS file from the Internet
•  Update the BIOS from an updated BIOS file
•  Save the current BIOS file
•  View the BIOS version information
This utility is available in the support DVD that comes with the motherboard package.

ASUS Update requires an Internet connection either through a network or an Internet 

Service Provider (ISP).

After installing AI Suite II from the motherboard support DVD, launch ASUS Update by 

clicking Update > ASUS Update on the AI Suite II main menu bar.

Quit all Windows

®

 applications before you update the BIOS using this utility.