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 3440/3540 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 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.
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Fixes & Enhancements

Fixes:
- This release contains security updates as disclosed in the Dell Security Advisory DSA-2024-030. For more information, see Dell Security Advisories and Notices.
- Fixed the issue where some dots are displayed in the Enter old password field after you change the hard drive or solid state drive password.
- Fixed the issue where the system stops responding at the BIOS Auto-Recovery screen when you update the BIOS.
- Fixed the issue where the system stops responding during Power-On Self-Test (POST). This issue occurs when the NVMe or Trusted Platform Module firmware is interrupted while updating the firmware.

Enhancements:
- Added the Wi-Fi 6 GHz certification for Thailand.
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Version

1.11.0, 1.11.0

Release date

07 Mar 2024

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.
Available formats View Important Information
File Format: CPG BIOS Executable for Windows/DOS
File Name: Latitude_3440_3540_1.11.0.exe
File Size: 22.35 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:
2e5434471ed652c179aaea8ea9b5d4c5
SHA1:
c1cf3c0a387060ec2a5e1cd6577ee57f56efe23b
SHA-256:
573ee445eb5374f6f8cb3d19316eeec7a04f72a13e8eb49e8265fba88bc757c1
File Format: BIOS Recovery Image File
File Name: BIOS_IMG.rcv
File Size: 22.35 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:
2e5434471ed652c179aaea8ea9b5d4c5
SHA1:
c1cf3c0a387060ec2a5e1cd6577ee57f56efe23b
SHA-256:
573ee445eb5374f6f8cb3d19316eeec7a04f72a13e8eb49e8265fba88bc757c1

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.
Dell Latitude 3440/3540 System BIOS
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 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. After the update finishes, the system automatically restarts.

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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