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 5285 System BIOS

Restart required AUTO 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.
Recommended

Find the best download for your system

Please enter your product details to view the latest driver information for your system

Search support

Enter your Dell Service Tag or model

Want to look up your product? Enter a product identifier. Show me how

This driver is not compatible

This driver is not applicable for the selected product. Choose another product to re-enter your product details for this driver or visit the Product Support page to view all drivers for a different product.

Find more updates. Use SupportAssist to find all the latest driver updates for your device.

Fixes & Enhancements

- Updated the Realtek USB LAN firmware.
Read More

Version

1.3.5, 1.3.5

Release date

14 Mar 2018

Download Type

System BIOS

Category

BIOS

Importance

Optional
Dell Technologies recommends reviewing this update to determine if it applies to your system. The update contains changes that impact only certain configurations or provides new features that may or may not apply to your environment.
Available formats
File Format: CPG BIOS Executable for Windows/DOS
File Name: Latitude_5285_1.3.5.exe
File Size: 13.46 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:
793a27e5eda01837a9d3f717d95954d6
SHA1:
28278de14c5c1cac03b38cf5042972950f195ad0
SHA-256:
77acaae4dede3828ed8d57350fd5ce1147eeea39b4912682efc21ce08fd617e7
File Format: External release notes
File Name: Latitude_5285_1 3 5.txt
File Size: 8.66 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:
7f003df81f4da7a221a2efb48fce21ec
SHA1:
f99f6ca61ea47f5c95f95c5a61340600907acf95
SHA-256:
6743be17f3c634ef7cbd43925da02a93e94518b1d656063b51b93bfcdc8c282d

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

Additional details

Show All | Hide All
DELL Latitude 5285
Dell Update Package Instructions

Download
1. Click Download File to download the file.
2. When the File Download window is displayed, click Save to save the file to your hard drive.

Installation
1. Browse to the location where you downloaded the file and double-click the new file.
2. Read the information in the dialog window.
3. Download and install any prerequisites that are identified in the dialog window before proceeding.
4. Click the Install button.
5. Follow the remaining prompts to perform the update.

Need help with BIOS issues?

Find a solution in Dell's BIOS troubleshooting and usage guide.

Drivers help and tutorials