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.
Dell Latitude E7450 System BIOS
Restart required Installed This file was automatically installed as part of a recent update. If you are experiencing any issues, you can manually download and reinstall.This package contains the Dell system BIOS update and is supported on Dell Latitude E7450 that runs Windows and DOS operating systems. BIOS is a firmware that is embedded on a small memory chip on the computer's system board. It controls the keyboard, monitor, disk drives and other devices.
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Fixes & Enhancements
Fixes:
- Fixed the TPM configuration on a TPM startup error during S3 sleep resume.
- Fixed a potential issue where system stops responding when an incorrectly formatted password is entered in the BIOS Security Manager (BIOS preboot password) screen.
- Fixed the issue where PCR7 is unable to bind on TPM 1.2 system with Windows 10 operating system.
- Fixed the issue where Smart Card reader is not present at Pre-boot environment.
- Fixed the issue with E-Port serial ports where it disappears.
- Updated Intel ME Firmware to address security advisories - INTEL-SA-00112 (CVE-2018-3628 CVE-2018-3629 CVE-2018-3632 ), INTEL-SA-00118(CVE-2018-3627), INTEL-SA-00125 (CVE-2018-3655), Intel-SA-00131 (CVE-2018-3643 CVE-2018-3644) & INTEL-SA-00141 (CVE-2018-3657 CVE-2018-3658 CVE-2018-3616).
- Updated CPU microcode to address security advisory Intel Security Advisory INTEL-SA-00115 (CVE-2018-3639 & CVE-2018-3640).
Enhancements:
- Added BIOS Password Feature: Master Password Lockout.
Read More- Fixed the TPM configuration on a TPM startup error during S3 sleep resume.
- Fixed a potential issue where system stops responding when an incorrectly formatted password is entered in the BIOS Security Manager (BIOS preboot password) screen.
- Fixed the issue where PCR7 is unable to bind on TPM 1.2 system with Windows 10 operating system.
- Fixed the issue where Smart Card reader is not present at Pre-boot environment.
- Fixed the issue with E-Port serial ports where it disappears.
- Updated Intel ME Firmware to address security advisories - INTEL-SA-00112 (CVE-2018-3628 CVE-2018-3629 CVE-2018-3632 ), INTEL-SA-00118(CVE-2018-3627), INTEL-SA-00125 (CVE-2018-3655), Intel-SA-00131 (CVE-2018-3643 CVE-2018-3644) & INTEL-SA-00141 (CVE-2018-3657 CVE-2018-3658 CVE-2018-3616).
- Updated CPU microcode to address security advisory Intel Security Advisory INTEL-SA-00115 (CVE-2018-3639 & CVE-2018-3640).
Enhancements:
- Added BIOS Password Feature: Master Password Lockout.
Version
A20, A20
Release date
30 Oct 2018
Download Type
System BIOS
Category
BIOS
Importance
CriticalDell Technologies highly recommends applying this important update as soon as possible. The update contains critical bug fixes and changes to improve functionality, reliability, and stability of your Dell system. It may also include security fixes and other feature enhancements.
Available formats View Important Information
File Format: CPG BIOS Executable for Windows/DOS
File Name: E7450A20.exe
File Size: 8.61 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:
6dfac37f5a9883f1c2295ef5bac8adb3
SHA1:
d11c7aef7c1badede0678ad17771bab54cc2eb18
SHA-256:
02f742655dd93ec5034f7d9b9f8c24e5a89d641465b045c060f6a8cf2e1c986c
File Format: External release notes
File Name: E7450A20.txt
File Size: 12.24 KB
This is a large file. Depending on your connection speed, it may take some time to download.
Format Description:
This file format contains plain text which can be viewed with a standard text editor.
To ensure the integrity of your download, please verify the checksum value.
MD5:
bd082911332dd5826f139501d8d478fe
SHA1:
65a4b341653c821b7ad8c3b23eadbebad235735f
SHA-256:
ccca5fcedd0d71e08325af6694145da6390360099a593ab875d74ad80e2b1751
By downloading, you accept the terms of the Dell Software License Agreement.
Important Information
Important:
- It is not allowed to downgrade to BIOS version A02 (or below) due to security and stability concerns.
- Only to be used with systems that has e-dock socket.
- It is not allowed to downgrade to BIOS version A02 (or below) due to security and stability concerns.
- Only to be used with systems that has e-dock socket.
Applies to
Dell Latitude E7450
Installation instructions
Updating the BIOS through Windows
1. Click Download File, to download the file.
2. When the File Download window is displayed, click Save to save the file to your hard drive.
3. Browse to the location where you downloaded the file and double-click the new file.
Windows System restarts automatically and update BIOS at the system startup screen.
After BIOS update is completed, system will reboot automatically to take effect.
Updating the BIOS from a DOS environment with Legacy boot mode (Non-Windows users)
1. Copy the downloaded file to a bootable DOS USB drive.
2. Power on the system and then Press F12 key and Select USB Storage Device and Boot to DOS prompt.
3. Run the file by typing copied file name where the executable file is located.
DOS System restarts automatically and update BIOS at system startup screen.
After BIOS update is completed, system will reboot automatically to take effect.
Updating the BIOS from a DOS environment with UEFI boot mode (Non-Windows users, Load Legacy Option Disabled)
1. Copy the downloaded file to a bootable DOS USB drive.
2. Power on the system and then go to BIOS Setup by pressing F2 key and go to General > Boot Sequence > Boot > Boot List Option.
3. Change UEFI to Legacy of Boot List Option.
4. Go to Exit > Save Changes and reboot system.
5. Press F12 and then Select USB Storage Device and Boot to DOS prompt.
6. Run the file by typing copied file name where the executable file is located.
DOS System restarts automatically and update BIOS at system startup screen.
After the BIOS update is finished, system will reboot automatically.
7. Go to BIOS Setup by pressing F2 key and go to General > Boot Sequence > Boot > Boot List Option.
8. Change Legacy to UEFI Boot Option.
9. Go to Exit > Save Changes and reboot system.
Note 1: You must provide a bootable DOS USB drive. This executable file does not create the DOS system files.
Note 2: Ensure that you suspend BitLocker encryption before updating BIOS on a BitLocker-enabled system. If you do not enable BitLocker on your system, you can ignore this step.
1. Click Download File, to download the file.
2. When the File Download window is displayed, click Save to save the file to your hard drive.
3. Browse to the location where you downloaded the file and double-click the new file.
Windows System restarts automatically and update BIOS at the system startup screen.
After BIOS update is completed, system will reboot automatically to take effect.
Updating the BIOS from a DOS environment with Legacy boot mode (Non-Windows users)
1. Copy the downloaded file to a bootable DOS USB drive.
2. Power on the system and then Press F12 key and Select USB Storage Device and Boot to DOS prompt.
3. Run the file by typing copied file name where the executable file is located.
DOS System restarts automatically and update BIOS at system startup screen.
After BIOS update is completed, system will reboot automatically to take effect.
Updating the BIOS from a DOS environment with UEFI boot mode (Non-Windows users, Load Legacy Option Disabled)
1. Copy the downloaded file to a bootable DOS USB drive.
2. Power on the system and then go to BIOS Setup by pressing F2 key and go to General > Boot Sequence > Boot > Boot List Option.
3. Change UEFI to Legacy of Boot List Option.
4. Go to Exit > Save Changes and reboot system.
5. Press F12 and then Select USB Storage Device and Boot to DOS prompt.
6. Run the file by typing copied file name where the executable file is located.
DOS System restarts automatically and update BIOS at system startup screen.
After the BIOS update is finished, system will reboot automatically.
7. Go to BIOS Setup by pressing F2 key and go to General > Boot Sequence > Boot > Boot List Option.
8. Change Legacy to UEFI Boot Option.
9. Go to Exit > Save Changes and reboot system.
Note 1: You must provide a bootable DOS USB drive. This executable file does not create the DOS system files.
Note 2: Ensure that you suspend BitLocker encryption before updating BIOS on a BitLocker-enabled system. If you do not enable BitLocker on your system, you can ignore this step.
Need help with BIOS issues?
Find a solution in Dell's BIOS troubleshooting guideDrivers 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.