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 7300 and 7400 System BIOS

Restart required
This package contains the Dell system BIOS update. BIOS is a firmware that is embedded on a small memory chip on the system board. It controls the keyboard, monitor, disk drives, and other devices.

Fixes & Enhancements

Fixes:
- Fixed the issue where the system supports boot through Realtek USB LAN.
- Fixed the issue where the system always boots to Rufus formatted USB drives instead of internal hard drive.
- Removed the IpSec driver and application.
- Fixed the issue where the operating system prompts for BitLocker Recovery key while booting.
- Supports the ePrivacy touch panel.

Enhancement:
- Enhanced the thermal stability of the system.
- Enhanced Lid Switch feature to control Lid function in BIOS setup.
- Enhanced the design of the audio port.
- Updated the Embedded Controller Engine firmware.
- Updated the alert message that is displayed when Dell Thunderbolt Dock WD19TB is connected to systems with Non-Thunderbolt port.
Read More

Version

1.5.4, 1.5.4

Release date

09 Oct 2019

Download Type

System BIOS

Category

BIOS

Importance

Recommended
Dell 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

File Format: CPG BIOS Executable for Windows/DOS
File Name: Latitude_7X00_1.5.4.exe
File Size: 21.37 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:
33f390ead11bd31b2b05368245fb5709
SHA1:
6c5b6548c13bd0907af526bd5ce808cbc92c9ba0
SHA-256:
497ce1640d59f1fb16cfcbb06de2f3cce12299ec61a49f149a86fb5bede66e73

File Format: External release notes
File Name: Latitude_7X00_1.5.4.txt
File Size: 7.98 KB
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:
e9de9addb3afe9b3c96959923882ae83
SHA1:
d29b469978bb6ab51e50faa4c4890b6cfef83f1f
SHA-256:
81b58e8c78fcf9e1e24e85898dd8907fffe62177f887702b13a56637d0481564

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

Additional details

Show All | Hide All
1.23.031 Oct 2022
1.22.015 Sep 2022
1.21.010 Aug 2022
1.20.023 Jun 2022
1.19.125 Apr 2022
1.18.109 Mar 2022
1.17.014 Jan 2022
1.15.110 Nov 2021
1.14.002 Sep 2021
1.13.030 Jul 2021
1.12.006 Apr 2021
1.11.123 Nov 2020
1.10.109 Sep 2020
1.9.130 Jun 2020
1.7.422 May 2020
1.7.308 Apr 2020
1.3.1117 Jul 2019
1.2.007 May 2019
1.1.829 Apr 2019
1.0.129 Apr 2019
Dell Latitude 7X00
Updating the BIOS from Windows

Note 1: Before updating the BIOS, ensure that you suspend BitLocker encryption on a BitLocker-enabled system. If it 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.

Download and Installation
1. Click Download File, to download the file.
2. Click Save to save the file to your hard drive.
3. Browse to the location where you downloaded the file and double-click the file.
4. Click Yes to open the BIOS update utility.
5. Click Update to initiate the update process. A progress bar is displayed.
6. 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 it 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.

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.

Drivers help and tutorials