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.
Latitude E6420XFR System BIOS A19
Restart required AUTO INSTALLED This file was automatically installed as part of a recent update. If you are experiencing any issues, you can manually download and reinstall.Latitude E6420XFR System BIOS A19
Recommended
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Fixes & Enhancements
1. Updated to the 1.5.33 version of the Intel PXE OROM.
2. Addressed Trusted Execution issue with CCTK on non-TPM configuration.
Read More2. Addressed Trusted Execution issue with CCTK on non-TPM configuration.
Version
A19, A19
Release date
16 Jul 2013
Download Type
System BIOS
Category
BIOS
Importance
RecommendedDell Technologies recommends applying this update during your next scheduled update cycle. The update contains changes to maintain overall system health. It ensures that the system software remains current and compatible with other system modules (firmware, BIOS, drivers, and software) and may include other new features.
Available formats View Important Information
File Format: CPG BIOS Executable for Windows/DOS
File Name: XFR20A19.exe
File Size: 5.87 MB
This is a large file. Depending on your connection speed, it may take some time to download.
Format Description:
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.
To ensure the integrity of your download, please verify the checksum value.
MD5:
f847057e1abef181ed68df23762a39ae
SHA1:
5ae2bd40f087f2c93efd322f85dbd877dbf45715
SHA-256:
aed8a9f6070b3f38214d55ae807a17458e97c1fa1916101c4b2c0b09ae70cdcf
By downloading, you accept the terms of the Dell Software License Agreement.
Important Information
Note:
1. Please note that if the A01 or before A01 BIOS is currently installed on your system,
you must first update to A02 BIOS and then flash to the latest A-rev BIOS.
2. Please note that if the A03 or after A03 BIOS and before A09 is currently installed on your system
you must first update to A09 BIOS and then flash to the latest A-rev BIOS.
1. Please note that if the A01 or before A01 BIOS is currently installed on your system,
you must first update to A02 BIOS and then flash to the latest A-rev BIOS.
2. Please note that if the A03 or after A03 BIOS and before A09 is currently installed on your system
you must first update to A09 BIOS and then flash to the latest A-rev BIOS.
Applies to
LATITUDE E6420 XFR SYSTEM BIOS
Installation instructions
BIOS Update Executable for Windows/DOS
Download
1. Click Download File to download the file.
2. When the File Download window appears, click Save to save the file to your hard drive.
Run the BIOS update utility from Windows environment
1. Browse to the location where you downloaded the file and double-click the new file.
2. Windows System will auto restart and update BIOS while system startup screen.
3. After BIOS update finished, system will auto reboot to take effect.
Run the BIOS update utility from DOS environment (Non-Windows users)
NOTE: You will need to provide a bootable DOS USB key. This executable file does not create the DOS system files.
1. Copy the downloaded file to a bootable DOS USB key.
2. Boot from the USB key to the DOS prompt.
3. Run the file by typing copied file name where the executable is located
Reboot will be required
Download
1. Click Download File to download the file.
2. When the File Download window appears, click Save to save the file to your hard drive.
Run the BIOS update utility from Windows environment
1. Browse to the location where you downloaded the file and double-click the new file.
2. Windows System will auto restart and update BIOS while system startup screen.
3. After BIOS update finished, system will auto reboot to take effect.
Run the BIOS update utility from DOS environment (Non-Windows users)
NOTE: You will need to provide a bootable DOS USB key. This executable file does not create the DOS system files.
1. Copy the downloaded file to a bootable DOS USB key.
2. Boot from the USB key to the DOS prompt.
3. Run the file by typing copied file name where the executable is located
Reboot will be required
Need help with BIOS issues?
Find a solution in Dell's BIOS troubleshooting and usage guide.Drivers help and tutorials
For more downloads go to the Drivers and downloads. For help on using the information on this page, please visit Driver Help and Tutorials.