Dell Precision 3430 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.

Driver Id : D2DH1

Importance : Critical

Version : 1.26.0, 1.26.0 Latest version Recommended version Latest and Recommended version

Release Date : 11 Sep 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: Precision_3430_1.26.0.exe

File size: 26.99 MB

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

SHA-256: 00a62334e86bdccceca4bf3e76298edf2b3b690c58b01923823e70f5c5939951

SHA-512: aa21d0b52a7a2ef31dac3ff7a9b421d97f632b90025ae280c534797c05667c7b7508704b56637c6325e79117d04a4b0b11b218848544218b0ef819cb2ad014d8

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: 26.98 MB

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

SHA-256: e341364a0ee06e2e7f079d7c8e8bd8897c59f3b6e3295c67a5b96fdd6dd819da

SHA-512: 8c93c184dd864dd84b2061e84e7ba5e758c8e844eacc332dac9464aff68d9cb8452eb16e74e48789a6295fea63cc9e933b47d9efe1b3048a2c3a135a59c20e28

Download .RCV

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 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 3430 System BIOS

Download Files

Fixes & Enhancements

Important Information

Compatible Systems

Supported Operating Systems

Installation instructions

Applies to