Driver Details

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

Dell XPS L421X System BIOS

Dell XPS L421X System BIOS

Fixes & Enhancements


Version

Version A13, A13

Category

BIOS

Release date

10 Jan 2013

Last Updated

10 Jan 2013

Importance

Available formats

File Format:Non-Packaged
File Name:L421XA13W.exe
Download Type:HTTP
File Size: 4 MB
Format DescriptionThis file format consists of a BIOS-executable file. To use it, download the file and copy it to a DOS-bootable USB flash drive, then boot the system to the USB flash drive and run the program.
To ensure the integrity of your download, please verify the checksum value.
MD5:
4ccb4a716f7d0b6316240caa03b6d66f
SHA1:
0e6aff75565d68333400f1650b1bf154b985e09b
SHA-256:
625d0f27ab31c8e358110a37f791c3766b480799a5e69c74faa8f5dd82f3a3ab

By downloading, you accept the terms of the Dell Software License Agreement.

Other versions
A12,A12 28 Nov 20127:17:41 AM
A11,A11 22 Oct 20127:29:55 PM
Applies to
Dell XPS L421X
Installation instructions
1. Download bios file to desktop.
2. Check you've plug AC into your system.
3. Double-click the bios file on the desktop labeled L421XA13W.exe.
4. Click "Yes" to allow the following program.
5. It will extracting and reboot system to flash bios.
* please do not remove the AC power during bios flash.
6. System will restart after bios flash complete.
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Video Tutorials

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

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This driver has been tested by both the independent software vendor (ISV) and Dell on the operating systems, graphics cards, and application supported by your device to ensure maximum compatibility and performance. Details

Dell recommends applying this update during your next scheduled update cycle. The update contains feature enhancements or changes that will help keep your system software current and compatible with other system modules (firmware, BIOS, drivers and software).