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 Dimension System BIOS, A08
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.
Dimension 4550 A08 FlashBIOS
Recommended
Check compatibility
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Find more updates. Use SupportAssist to find all the latest driver updates for your device.
Fixes & Enhancements
The following changes have been made to BIOS rev A07 to create A08:
1. Support 1600x900 LCD screens.
2. Processor microcode updates.
3. Fixed F12 Boot Menu hang if no bootable devices are attached.
4. Update to USB functionality. Fixes system hangs with some USB multi-function printers, USB disk keys and USB CD-ROM drives.
5. Fixed issues with some video cards that have a PCI to PCI bridge such as, but not limited to the Matrox G200 or G450PCI.
6. Fix issue with WEEKDAYS auto-power-on function.
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.
To ensure the integrity of your download, please verify the checksum value.
MD5:
Not available
SHA1:
Not available
SHA-256:
Not available
File Format:One or more self extracting disk images inside of a self extracting zip
File Name:BR67246.exe
File Size:488 KB
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, then double-click it to unzip the set of files. Follow the instructions to complete the installation.
To ensure the integrity of your download, please verify the checksum value.
MD5:
Not available
SHA1:
Not available
SHA-256:
Not available
File Format:Flash BIOS executable
File Name:D4550A08.EXE
File Size:306.91 KB
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. 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.
If you are creating this disk on another computer, remove the disk. Then insert it into the system that needs the BIOS flashed, and resume the procedure.
Changing the system BIOS may result in unintended side affects, such as incompatibility of the new BIOS with installed hardware. If problems arise after a BIOS change, it may be necessary to return the system to the original version of the BIOS.
If you are flashing the BIOS on a portable computer, be sure that the AC adapter is plugged in and the computer is not operating on battery power.
Ensure that the Flash BIOS disk is inserted into the floppy disk drive.
Click the Start button, click Shut Down, click Restart, then click OK.
The computer will restart and boot to the floppy disk.
NOTE:
If the flash BIOS
Need help with BIOS issues?
Find a solution in Dell's BIOS troubleshooting and usage guide.