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Booting the system to a DOS environment
1.
Insert the DOS‑bootable USB flash drive with the latest BIOS file and BIOS Updater to
your computer's USB port.
2.
Boot your computer. When the ASUS Logo appears, press <F8> to show the BIOS
Boot Device Select Menu.
3.
Select the USB flash drive as the boot device. The DOS screen appears.
Updating the BIOS file
To update the BIOS file using BIOS Updater:
1.
At the FreeDOS prompt, type bupdater /pc /g and press <Enter>.
2.
The BIOS Updater screen appears as below.
2-4
ASUSTek BIOS Updater for DOS V1.30
J1900M-A
0204
01/12/2015
J1900MA.CAP 8194 2015-01-12 15:25:48
Chapter 2: BIOS information
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