Driver Details

Dell Optiplex 990 System BIOS

This package provides the Dell System BIOS Update and is supported on Dell Optiplex 990 for Windows and DOS Operating Systems.

Fixes & Enhancements

Fixes - Not applicable Enhancements - Enhanced Chassis Intrusion - Enhanced Multi-Display for a special graphics card

Version

Version A03, A03

Release date

11 May 2011

Last Updated

05 Mar 2014

Importance

Recommended

Available formats

File Format:Windows/DOS
File Name:O990-A03.exe
Download Type:HTTP
File Size: 5MB
Format DescriptionThis file format consists of a BIOS executable file. The Universal (Windows/MS DOS) format can be used to install from Windows 8, Windows 7, Windows XP, Windows 2000, NT, Windows 9X, Windows ME or a MS DOS environment.
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To ensure the integrity of your download, please verify the checksum value.
MD5:
a0b69c3cd8cab9f80af23e1eac54f8e1
SHA1:
Not available
SHA-256:
Not available

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

Compatible Systems

Supported Operating Systems

BIOS

Applies to

OptiPlex 990 System BIOS

Installation instructions

BIOS Update Executable for Windows/DOS Download 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. Run the BIOS update utility from Windows environment 1. Browse to the location where you downloaded the file and double-click the new file. 2. Windows System will auto restart and update BIOS while system startup screen. 3. After BIOS update finished, system will auto reboot to take effect. Run the BIOS update utility from DOS environment (Non-Windows users) 1. Copy the downloaded file to a bootable DOS USB key. 2. Power on the system, then Press F12 key and Select "USB Storage Device" and Boot to DOS prompt. 3. Run the file by typing copied file name where the executable is located. 4. DOS System will auto restart and update BIOS while system startup screen. 5. After BIOS update finished, system will auto reboot to take effect. -------------------------------------------------------------------------------- Note 1: You will need to provide a bootable DOS USB key. This executable file does not create the DOS system files. Note 2: Please make sure you suspend BitLocker encryption before updating BIOS on a BitLocker enabled system. If you don't enable BitLocker on your system you can ignore it.

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This driver has been tested by both the independent software vendor (ISV) and Dell on the operating systems, graphics cards, and application supported by your device to ensure maximum compatibility and performance. Details
Dell recommends applying this update during your next scheduled update cycle. The update contains feature enhancements or changes that will help keep your system software current and compatible with other system modules (firmware, BIOS, drivers and software).