Owners Manual

NOTE: Only systems with BIOS Flash Update option in the F12 One-Time Boot Menu can use this function.

Updating from the One-Time Boot Menu

To update your BIOS from the F12 One-Time boot menu, you will need:

• USB key formatted to the FAT32 file system (key does not have to be bootable)

• BIOS executable file that you downloaded from the Dell Support website and copied to the root of the USB key

• AC power adapter connected to the system

• Functional system battery to flash the BIOS

Perform the following steps to execute the BIOS update flash process from the F12 menu:

CAUTION: Do not power off the system during the BIOS update process. Powering off the system could make the

system fail to boot.

1. From a power off state, insert the USB key where you copied the flash into a USB port of the system .

2. Power on the system and press the F12 key to access the One-Time Boot Menu, Highlight BIOS Flash Update using the arrow keys

then press Enter.

The Bios flash menu will open then click the browse button.

4. The E5450A14.exe file is shown as an example in the following screenshot. The actual file name may vary.

System setup