Dell Latitude 5420/5424 Rugged and 7424 Rugged Extreme 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 : WWC2X

Importance : Recommended

Version : 1.0.0, 1.0.0 Latest version Recommended version Latest and Recommended version

Release Date : 18 Oct 2018

Download Type : System BIOS

Category : BIOS

This package contains the Dell System BIOS update and is supported on Dell Latitude 14 Rugged 5420, 5424 and Dell Latitude 14 Rugged Extreme 7424 that runs Windows operating systems. BIOS is a firmware that is embedded on a small memory chip on the computer's 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. To use it, download the file and copy it to a DOS-bootable USB flash drive, then boot the system to the USB flash drive and run the program.

File Name: Latitude_5420_5424_7424_Rugged_1.0.0.exe

File size: 13.36 MB

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

MD5: b340cb83abbf530720fcb7d82957d71c

SHA1: b52cff8fe0c8470ab8a463b45487cfd472f17039

SHA-256: 0d56ffba2a0ac0cfe57a54fe4b48729b12cb75804c0c3150c2860381a723064c

Download .EXE

Installation instructions

Updating the BIOS through Windows
1. Click Download File to download the file.
2. When the File Download window appears, 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 automatically restarts and updates BIOS during the system startup screen. After BIOS update is complete, the system reboots again.

Updating the BIOS from the BIOS Boot Menu (independent of operating system)
Ensure that you suspend BitLocker encryption before updating BIOS on a BitLocker enabled system. If you do not enable BitLocker on your system you can ignore it.
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. Confirm the Existing System BIOS Information and the BIOS Update Information are as expected.
9. Click Begin Flash Update.
10. Review the Warning message and click Yes to proceed with the update.
The system restarts and displays a Flash Progress bar on the Dell logo screen as the BIOS update is being performed. The system restarts again when the Flash update is complete.

Dell Latitude 5420/5424 Rugged and 7424 Rugged Extreme System BIOS

Download Files

Fixes & Enhancements

Compatible Systems

Supported Operating Systems

Installation instructions

Applies to