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 7290/7390/7490 System BIOS

Restart required 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 that is embedded on a small memory chip on the system board. It controls the keyboard, monitor, disk drives, and other devices.
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Fixes & Enhancements

- Updated the Embedded Controller Engine firmware.
- Updated the Intel Reference Code.
- Updated the Intel Video BIOS.
- Added the MAC Address Pass Through feature in BIOS.
Read More

Version

1.3.3, 1.3.3

Release date

16 Apr 2018

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_7x90_1.3.3.exe
File Size: 9.92 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:
b0fb742b33f4871916eaedf49b0e5b29
SHA1:
26f61e736f881599e63b2368ab5795124f520832
SHA-256:
e89e717cc51ec60fa3b45215bfb53eeae060fe5559da370491484933e0bc7b07
File Format: External release notes
File Name: Latitude_7x90_1.3.3.txt
File Size: 3.11 KB
This is a large file. Depending on your connection speed, it may take some time to download.
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:
b47c53f0db0b4d74b687e73e3d83dbd1
SHA1:
05045db99e59c01806cf3ad177d014359b5664ea
SHA-256:
25ec46c9cb32ecbe81adb2b5c1478afbb7a3482a1c3f8c1440a3ac305fffd72d

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

Additional details

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Dell Latitude 7X90
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.

Need help with BIOS issues?

Find a solution in Dell's BIOS troubleshooting guide

Drivers help and tutorials