Dell G5 5590, G7 7590, and G7 7790 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 : CPN9Y

Importance : Recommended

Version : 1.9.0, 1.9.0 Latest version Recommended version Latest and Recommended version

Release Date : 15 Aug 2019

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: G5_5590_G7_7590_7790_1.9.0.exe

File size: 7.94 MB

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

MD5: 7e61cff08f4a2188787a1618e792dcc6

SHA1: d7a3f8c8b2af4c1ac2a6e89bc24b022e201a5eb5

SHA-256: 72c99e7e84c534e5ec5174417b96d80a886c0ec8bc49a4246a3b98bec6b5f219

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 G5 5590, G7 7590, and G7 7790 System BIOS

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Fixes & Enhancements

Compatible Systems

Supported Operating Systems

Installation instructions

Applies to