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 OptiPlex System BIOS, A04
AUTO INSTALLEDThis file was automatically installed as part of a recent update. If you are experiencing any issues, you can manually download and reinstall.
This file was automatically installed as part of a recent update. If you are experiencing any issues, you can manually download and reinstall.
The following changes were made to the A04 BIOS for the A06 BIOS:
1) APM issues device commands in SMM.
2) Fixed APM to issue power up/down commands to peripherals in SMM.
3) Turbo/Deturbo switching done in SMM.
4) Implemented <\> Turbo/Deturbo hot key.
5) Password checked after exiting Setup and before OS booting.
6) Fixed the problem with #9 GXE64 Video card losing its video at
the end of POST.
7) Fixed the problem with WINICU having General Protection Failures.
8) Fixed the problem with Real Time Clock not being updated correctly
when in Power Managed mode.
Recommended
Check compatibility
Enter your Dell Service Tag or model
Want to look up your product? Enter a product identifier.Show me how
No results found.We couldn't find anything for your search. Please modify your search to enter a service tag (B959FS3) or model (Latitude 5540) and try again.
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.
Sign in to Windows as an admin to use automatic scan. If your're already signed in as an admin and seeing this message, please reboot.Your system is managed by your IT admin and features might be limited.
Find more updates. Use SupportAssist to find all the latest driver updates for your device.
Version
A04, A04
Release date
15 Aug 2000
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.
This is a large file. Depending on your connection speed, it may take some time to download.
Format Description:
This file contains a compressed (or zipped) set of files. Download the file to a folder on your hard drive, and then run (double-click) it to unzip the set of files. Follow the instructions to complete the installation.