Driver Details

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 755 System BIOS

This package provides the BIOS Update for Dell OptiPlex 755 running the following Operating Systems: Windows and DOS.

Fixes & Enhancements

Fixes:
- Not Applicable

Enhancements:
- Added windows signing support.

Version

Version A22, A22

Category

BIOS

Release date

04 Jan 2013

Last Updated

21 Mar 2014

Importance

Available formats

File Format: Non-Packaged
File Name: O755-A22.exe
Download Type: HTTP
File Size: 2.14 MB
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.
To ensure the integrity of your download, please verify the checksum value.
MD5:
7e746a6867482ed56770a7d231363678
SHA1:
bfe311bfa2fdd791c490649d9afd44d07707d4c4
SHA-256:
e6804b64e39feea524c2875ca6f26858432ae818fd64553c01a8d926771020d0

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

OPTIPLEX 755 SYSTEM BIOS
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)
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.
Add windows signing support.