Warning: Do not turn off your computer or disconnect from your power source while updating the BIOS or you may harm your computer. During the update, your computer will restart and you will briefly see a black screen.

Dell Optiplex 745 System BIOS

This package provides the BIOS update for Dell OptiPlex 745 and is supported on OptiPlex and Latitude running the following Windows Operating Systems: Windos and DOS.

Correctifs et améliorations

- Not Applicable

- Enhanced digital sign


Version , 2.6.6



Date de publication :

11 janv. 2012

Dernière mise à jour :

21 mars 2014


Formats disponibles

Format de fichier : Non-Packaged
Nom du fichier : HEIDEN_2.6.6.exe
Type de téléchargement : HTTP
Taille du fichier : 716.17 KB
Description du 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.
To ensure the integrity of your download, please verify the checksum value.
MD5 :
SHA1 :
SHA-256 :
Non disponible

En effectuant le téléchargement, vous acceptez les conditions du Contrat de licence logicielle Dell. (en anglais)

BIOS Update Executable for Windows/DOS


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)
NOTE: You will need to provide a bootable DOS USB key. This executable file does not create the DOS system files.
1. Copy the downloaded file to a bootable DOS USB key.
2. Boot from the USB key to the DOS prompt.
3. Run the file by typing copied file name where the executable is located.

Aide et didacticiels sur les pilotes