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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 : PX37T
Importance : Recommended
Version : A16, A16 Latest version Recommended version Latest and Recommended version
Release Date : 20 Jan 2014
Download Type : System BIOS
Category : BIOS
This package provides the BIOS Update on Dell XPS L421X running the following Operating Systems: Windows and DOS.

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: L421XA16W.exe
File size: 4.73 MB
To ensure the integrity of your download, please verify the checksum value.
MD5: 09525588ade895c7546c7c2908b6b715
SHA1: 140020e8120793a11d7c2f6222231decee8a1ede
SHA-256: b5582ac937ac2f2890403f73a0b2097ac4580d02a1dd5fe8f685736ad635194f