Dell Precision 3470 and Latitude 5431 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.

hi testing

Driver Id : X7NK4

Importance : Critical

Version : 1.17.0, 1.17.0 Latest version Recommended version Latest and Recommended version

Release Date : 17 Nov 2023

Download Type : System BIOS

Category : BIOS

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 the Dell Security Advisories (DSA). A security advisory is a statement when a security vulnerability impacts a product, and a remedy is available for the vulnerability.

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: Latitude_5431_Precision_3470_1.17.0.exe

File size: 28.34 MB

To ensure the integrity of your download, please verify the checksum value.

MD5: b3ba3236ec5d7658158c97f165755b8f

SHA1: b1e9b7c135b6253842bbc831c4fd8d1069f073a9

SHA-256: 2bb2eee6d55ee8f125a5393fcf5018e18d2a2fea2db8e6bf199bbe44da7121fa

Download .EXE

File Format: 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.

File Name: BIOS_IMG.rcv

File size: 28.34 MB

To ensure the integrity of your download, please verify the checksum value.

MD5: b3ba3236ec5d7658158c97f165755b8f

SHA1: b1e9b7c135b6253842bbc831c4fd8d1069f073a9

SHA-256: 2bb2eee6d55ee8f125a5393fcf5018e18d2a2fea2db8e6bf199bbe44da7121fa

Download .RCV

File Format: This file format contains plain text which can be viewed with a standard text editor.

File Name: Third-party License.txt

File size: 1.17 KB

To ensure the integrity of your download, please verify the checksum value.

MD5: fcf94f322af0e9ea2c8e7653119f536e

SHA1: 38221f0be18db3b392359d21beda45372a48f723

SHA-256: 6712dba91fdc70396b373e98587ec4669e8c8b0e24e1bcda8dce94e11c96abd4

Download .TXT

Fixes & Enhancements

Fixes:
- This release contains security updates as disclosed in the Dell Security Advisory DSA-2023-359. For more information, see Dell Security Advisories and Notices.
- Fixed the issue where the BIOS update takes longer when you connect the Dell Dock WD19DCS to the system.
- Fixed the issue where the system cannot display to an external monitor. This issue occurs when you try to turn on the system through the monitor power button on a Dell Power Button Sync (DPBS) monitor.
- Fixed the issue where the system can boot on the bootable key when the BIOS admin password is set.
- Fixed the issue where the BIOS admin password cannot be set if Dell Encryption PBA is active.
- Fixed the issue where the system does not power on when a non-Dell dock is plugged into the system.
- Fixed the issue where the system audio is distorted when you play videos.

Enhancements:
- Added support for users on systems with the Realtek RTL8821CE WLAN card to manually add hidden Wi-Fi networks in BIOSConnect.
- Updated the Intel Integrated Sensor Solution firmware version to 5.4.2.4594.

Important Information

- Intel discontinues the non-TLS network communication support for Intel Active Management Technology (AMT) and Intel Standard Manageability. For more information, see Non-TLS EOL for Intel AMT and Intel Standard Manageability.
- Once the BIOS is upgraded, you cannot downgrade the BIOS to versions earlier than 1.10.0. BIOS downgrades are restricted when there are security updates and important fixes with earlier versions that impact the functionality of the system.
- 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.

Compatible Systems

Latitude 5431

Precision 3470

Installation instructions

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 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 new file.
The system restarts automatically and updates the BIOS at the system startup screen. After the BIOS update is complete, system restarts again.

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.

Dell Precision 3470 and Latitude 5431 System BIOS

Download Files

Fixes & Enhancements

Important Information

Compatible Systems

Supported Operating Systems

Installation instructions

Applies to