Dell XPS L421X System BIOS

Restart required

Do not turn off your computer or disconnect from the power source while updating the BIOS as this could harm your computer. During the update, your computer will restart and you may briefly see a black screen.

Before updating, please read the installation instructions and important information noted below.

Driver Id : 13M9T

Importance : Recommended

Version : A12, A12 Latest version Recommended version Latest and Recommended version

Release Date : 01 Nov 2012

Download Type : System BIOS

Category : BIOS

Dell XPS L421X System BIOS - A12

Download Files

File Format: This file format consists of a BIOS executable file. The Universal (Windows/MS DOS) format can be used to install from any Windows or MS DOS environment.

File Name: L421XA12W.exe

File size: 4.55 MB

To ensure the integrity of your download, please verify the checksum value.

MD5: 6657df5baba96d564216b132cfe2e588

SHA1: 69c2c7c2ff5812703c67354de9cdbe88772d88ab

SHA-256: 27a7ddfefb95de5fb1c1af5fd89fcc4d35e72a8df061a80005626f63234ec2ef

Download .EXE

Dell XPS L421X System BIOS

Download Files

Fixes & Enhancements

Compatible Systems

Supported Operating Systems

Installation instructions

Applies to