Dell Latitude 7280 and 7480 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 : 9GX3G

Importance : Critical

Version : 1.2.9, 1.2.9 Latest version Recommended version Latest and Recommended version

Release Date : 29 Mar 2017

Download Type : System BIOS

Category : BIOS

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.

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_7x80_1.2.9.exe

File size: 9.55 MB

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

MD5: 53b7ee0eb1ac670821a02d3e49228652

SHA1: d3a0d8a53b6b2a241c141a8405ca767c0100dcdd

SHA-256: b35fa6f9fae58b0371d350517fbafc2e2c79fb9caa80a501efd97556cce77856

Download .EXE

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

Dell Latitude 7280 and 7480 System BIOS

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Fixes & Enhancements

Important Information

Compatible Systems

Supported Operating Systems

Installation instructions

Applies to