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 E7270 and E7470 System BIOS

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.
This package contains the Dell system BIOS update. BIOS is a firmware package that is embedded on a small memory chip on the system board. It controls the keyboard, monitor, disk drives, and other devices. This update addresses Common Vulnerabilities and Exposures (CVE). Common Vulnerabilities and Exposures (CVE) is a list of security vulnerabilities and exposures that are publicly disclosed.
To view all drivers for your Latitude E7470, go to Drivers and downloads.
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Latitude_E7x70_1.36.3.exe | 12.83 MB
Enter the Service Tag of your device to check the compatibility of this download with your device.
This is a large file. Depending on your connection speed, it may take some time to download.

File Format: CPG BIOS Executable for Windows/DOS
File Name: Latitude_E7x70_1.36.3.exe
File Size: 12.83 MB
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:
9aa86b383f198e1f72ae069b7077c216
SHA1:
368f03b35afcac4c4fea251d99780ac7e6b0ec1d
SHA-256:
513f67d687d7c18aee650e084b0429fe3b5a8010a08ef63a363dbac67c76460e

Find more updates. Use SupportAssist to find all the latest driver updates for your device.

Fixes & Enhancements

- Firmware updates to address security vulnerabilities including (Common Vulnerabilities and Exposures - CVE) such as CVE-2022-26845, CVE-2022-29893, CVE-2022-27497, CVE-2022-33159, and CVE-2022-34398.
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Version

1.36.3, 1.36.3

Release date

07 Nov 2022

Download Type

System BIOS

Category

BIOS

Importance

Critical
Dell 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.
View Important Information

File Format: BIOS Recovery Image File
File Name: BIOS_IMG.rcv
File Size: 12.83 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 Recovery image file. This file is used for the System BIOS Recovery process to recover a system from a corrupted BIOS.
To ensure the integrity of your download, please verify the checksum value.
MD5:
9aa86b383f198e1f72ae069b7077c216
SHA1:
368f03b35afcac4c4fea251d99780ac7e6b0ec1d
SHA-256:
513f67d687d7c18aee650e084b0429fe3b5a8010a08ef63a363dbac67c76460e

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

Additional details

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BIOS updates take no more than 5 minutes to be installed on your system. You can install the updates in the background while using the system.
1.35.315 Aug 2022
1.34.313 Jul 2022
1.33.323 May 2022
1.32.414 Jan 2022
1.31.310 Nov 2021
1.30.324 Sep 2021
1.29.430 Jul 2021
1.28.323 Apr 2021
1.27.301 Feb 2021
1.26.302 Dec 2020
1.25.306 Oct 2020
1.24.330 Jun 2020
1.23.318 Jun 2020
1.22.818 Oct 2019
1.21.603 Jun 2019
1.20.324 Oct 2018
1.19.412 Jun 2018
1.18.506 Feb 2018
1.17.503 Aug 2017
1.16.426 Jun 2017
1.15.416 May 2017
1.13.424 Apr 2017
1.12.323 Dec 2016
1.11.308 Dec 2016
1.10.408 Nov 2016
1.9.419 Oct 2016
01.07.0310 Aug 2016
1.6.318 Jul 2016
1.05.0325 May 2016
1.4.215 Mar 2016
1.3.023 Feb 2016
1.2.226 Jan 2016
Dell Latitude E7270
Dell Latitude E7470
Updating the BIOS from Windows

Note 1: Before updating the BIOS, ensure that you suspend BitLocker encryption on a BitLocker-enabled system. If BitLocker is not enabled on your system, you can ignore this step. For information about how to disable BitLocker, see How to Enable or Disable BitLocker with TPM in Windows at support.dell.com.
Note 2: Do not turn off the power or interrupt the BIOS update process during the update.
Note 3: Your system requires a restart after installing the BIOS. The restart can be deferred but must be completed to ensure that the update is installed.

Download and Installation
1. Click Download File.
2. Click Save to save the file to your hard drive.
3. Browse to the location where you downloaded the file.
4. Double-click the file.
5. Click Yes to open the BIOS update utility.
6. Click Update to initiate the update process. A progress bar is displayed.
7. Click Restart to restart the system once the progress bar reaches 100%.
The update process initiates at the Dell logo and an update initiation message is displayed with a progress bar. The system shuts down after the update is complete.

Updating the BIOS from BIOS Boot Menu (independent of operating system)

Note 1: Before updating the BIOS, ensure that you suspend BitLocker encryption on a BitLocker-enabled system. If BitLocker is not enabled on your system, you can ignore this step. For information about how to disable BitLocker, see How to Enable or Disable BitLocker with TPM in Windows at support.dell.com.
Note 2: Do not turn off the power or interrupt the BIOS update process during the update.
Note 3: Your system requires a restart after installing the BIOS. The restart can be deferred but must be completed to ensure that the update is installed.

Installation
1. Copy the downloaded file to a USB drive. The USB drive does not need to be bootable device.
2. Insert the USB drive into any USB port.
3. Power on the system.
4. At the DELL logo screen, press F12 to access the one-time boot menu.
5. Select BIOS Flash Update in the Other Options section.
6. Click the ... button to browse the USB drive to locate the downloaded file.
7. Select the file and click Ok.
8. Verify the existing system BIOS information and the BIOS update information.
9. Click Begin Flash Update.
10. Review the Warning message and click Yes to proceed with the update.
The system restarts and displays a progress bar at the Dell logo screen. The system restarts again when the update is complete.

Need help with BIOS issues?

Find a solution in Dell's BIOS troubleshooting and usage guide.

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