Flashing The Bios - Dell Inspiron 3420 Owner's Manual

Flashing the BIOS

The BIOS may require flashing when an update is available or when replacing
the system board. To flash the BIOS:
1 Turn on the computer.
2 Go to support.dell.com/support/downloads.
3 Locate the BIOS update file for your computer:
NOTE:
The Service Tag for your computer is located on a label at the bottom
of your computer.
If you have your computer's Service Tag:
Click Enter a Tag.
a
Enter your computer's Service Tag in the Enter a service tag: field,
b
click Go, and proceed to step 4.
If you do not have your computer's Service Tag:
Click Select Model.
a
Select the type of product in the Select Your Product Family list.
b
Select the product brand in the Select Your Product Line list.
c
Select the product model number in the Select Your Product Model
d
list.
NOTE:
If you have selected a different model and want to start over again,
click Start Over on the top right of the menu.
Click Confirm.
e
4 A list of results appear on the screen. Click BIOS.
5 Click Download Now to download the latest BIOS file.
The File Download window appears.
6 Click Save to save the file on your desktop. The file downloads to your
desktop.
7 Click Close if the Download Complete window appears.
The file icon appears on your desktop and the name of the file is the same
as the file that you downloaded.
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Flashing the BIOS
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