Dell OptiPlex 755 Driver Download (Official)
The OptiPlex 755 is a common computer motherboard manufactured by Dell. Update now to fix problems such as frequent crashing, computer shuts off unexpectedly, no audio or no video, or a blank screen on start up. This version of "R166554.EXE" is rated (5 out of 5 stars) based on 1,420 downloads and 4 reviews. It is compatible with PCs running Windows Vista and Windows XP, among other operating systems. The total disk space used for this update is 1.8 MB.
Supported Models
OptiPlex 755
Intel(R) Management Engine Interface
Manufacturers
Supported Operating Systems
Windows Vista, Windows Vista (64 bit), Windows XP, Windows XP (64 bit)
File Name
Versions
3.0.30.1086, A00 (7-Sep-2007)
3.0.30.1086 (2007-05-11) via .inf
Additional Notes
Chip Set: Intel AMT HECI, Driver, Multi OS, Multi Language, OptiPlex 755, v.3.0.30.1086, A00
Intel ME Interface (previously known as HECI) is the interface between the host and the Intel ME firmware.Drivers and applications on the host that wish to interact with Intel ME through host interface would use the Intel ME Interface host windows driver.• Intel ME Interface driver can be installed by - running Setup.exe. - using the ‘Have Disk’ method in ‘Device Manager’ Right click on ‘My Computer’. And select ‘Properties’ Select the ‘Hardware’ tab and click on ‘Device Manager’ Scan for hardware changes Update the particular device driver, by pointing to the HECI.inf file
Uploaded By
Jayakumar (DG Staff Member) on 23-Aug-2008
Related Driver Updates
Driver Contents File List
The following files are found inside the driver download file.
| Name | Size | Date |
|---|---|---|
| HECI/HECI.inf | 10.0 KB | 11 May 2007 |
| HECI/HECI.sys | 45.1 KB | 11 May 2007 |
| HECI/HECI2k.sys | 45.3 KB | 11 May 2007 |
| HECI/HECIx64.sys | 70.4 KB | 11 May 2007 |
| HECI/heci.cat | 12.4 KB | 31 May 2007 |
| Help.txt | 343 bytes | 16 Jun 2006 |
| IIF2.ini | 2.4 KB | 9 May 2007 |
| Lang/HECI/ARA/HECIARA.dll | 65.5 KB | 26 Jun 2007 |
| Lang/HECI/ARA/license.txt | 20.2 KB | 15 Nov 2005 |
| Lang/HECI/ARB/license.txt | 9.0 KB | 15 Nov 2005 |
| Lang/HECI/CHS/HECICHS.dll | 61.4 KB | 26 Jun 2007 |
| Lang/HECI/CHS/license.txt | 18.2 KB | 15 Nov 2005 |
| Lang/HECI/CHT/HECICHT.dll | 61.4 KB | 26 Jun 2007 |
| Lang/HECI/CHT/license.txt | 18.8 KB | 15 Nov 2005 |
| Lang/HECI/CSY/HECICSY.dll | 69.6 KB | 26 Jun 2007 |
| Lang/HECI/CSY/license.txt | 23.2 KB | 15 Nov 2005 |
| Lang/HECI/DAN/HECIDAN.dll | 69.6 KB | 26 Jun 2007 |
| Lang/HECI/DAN/license.txt | 23.9 KB | 15 Nov 2005 |
| Lang/HECI/DEU/HECIDEU.dll | 73.7 KB | 26 Jun 2007 |
| Lang/HECI/DEU/license.txt | 25.3 KB | 15 Nov 2005 |
| Lang/HECI/ELL/HECIELL.dll | 73.7 KB | 26 Jun 2007 |
| Lang/HECI/ELL/license.txt | 25.5 KB | 15 Nov 2005 |
| Lang/HECI/ENG/license.txt | 11.4 KB | 15 Nov 2005 |
| Lang/HECI/ENU/HECIENU.dll | 57.3 KB | 26 Jun 2007 |
| Lang/HECI/ENU/license.txt | 11.3 KB | 15 Nov 2005 |
| Lang/HECI/ESP/HECIESP.dll | 73.7 KB | 26 Jun 2007 |
| Lang/HECI/ESP/license.txt | 24.1 KB | 15 Nov 2005 |
| Lang/HECI/FIN/HECIFIN.dll | 69.6 KB | 26 Jun 2007 |
| Lang/HECI/FIN/license.txt | 23.4 KB | 15 Nov 2005 |
| Lang/HECI/FRA/HECIFRA.dll | 73.7 KB | 26 Jun 2007 |
| Lang/HECI/FRA/license.txt | 24.5 KB | 15 Nov 2005 |
| Lang/HECI/FRC/license.txt | 13.2 KB | 15 Nov 2005 |
| Lang/HECI/HEB/HECIHEB.dll | 65.5 KB | 26 Jun 2007 |
| Lang/HECI/HEB/license.txt | 19.8 KB | 15 Nov 2005 |
| Lang/HECI/HUN/HECIHUN.dll | 73.7 KB | 26 Jun 2007 |
| Lang/HECI/HUN/license.txt | 24.4 KB | 15 Nov 2005 |
| Lang/HECI/ITA/HECIITA.dll | 73.7 KB | 26 Jun 2007 |
| Lang/HECI/ITA/license.txt | 24.7 KB | 15 Nov 2005 |
| Lang/HECI/JPN/HECIJPN.dll | 65.5 KB | 26 Jun 2007 |
| Lang/HECI/JPN/license.txt | 21.4 KB | 15 Nov 2005 |
| Lang/HECI/KOR/HECIKOR.dll | 65.5 KB | 26 Jun 2007 |
| Lang/HECI/KOR/license.txt | 21.7 KB | 15 Nov 2005 |
| Lang/HECI/NLD/HECINLD.dll | 73.7 KB | 26 Jun 2007 |
| Lang/HECI/NLD/license.txt | 24.7 KB | 15 Nov 2005 |
| Lang/HECI/NOR/HECINOR.dll | 69.6 KB | 26 Jun 2007 |
| Lang/HECI/NOR/license.txt | 23.3 KB | 15 Nov 2005 |
| Lang/HECI/PLK/HECIPLK.dll | 73.7 KB | 26 Jun 2007 |
| Lang/HECI/PLK/license.txt | 25.4 KB | 15 Nov 2005 |
| Lang/HECI/PTB/HECIPTB.dll | 69.6 KB | 26 Jun 2007 |
| Lang/HECI/PTB/license.txt | 23.5 KB | 15 Nov 2005 |
| Lang/HECI/PTG/HECIPTG.dll | 73.7 KB | 26 Jun 2007 |
| Lang/HECI/PTG/license.txt | 24.1 KB | 15 Nov 2005 |
| Lang/HECI/RUS/HECIRUS.dll | 73.7 KB | 26 Jun 2007 |
| Lang/HECI/RUS/license.txt | 25.0 KB | 15 Nov 2005 |
| Lang/HECI/SKY/hecisky.dll | 49.2 KB | 26 Jun 2007 |
| Lang/HECI/SLV/hecislv.dll | 49.2 KB | 26 Jun 2007 |
| Lang/HECI/SVE/HECISVE.dll | 69.6 KB | 26 Jun 2007 |
| Lang/HECI/SVE/license.txt | 23.7 KB | 15 Nov 2005 |
| Lang/HECI/THA/HECITHA.dll | 69.6 KB | 26 Jun 2007 |
| Lang/HECI/THA/license.txt | 22.9 KB | 15 Nov 2005 |
| Lang/HECI/TRK/HECITRK.dll | 69.6 KB | 26 Jun 2007 |
| Lang/HECI/TRK/license.txt | 24.0 KB | 15 Nov 2005 |
| autorun.inf | 25 bytes | 29 Mar 2006 |
| difxapi.dll | 319.5 KB | 10 Nov 2006 |
| readme.txt | 7.6 KB | 25 Jun 2007 |
| setup.exe | 920.1 KB | 26 Jun 2007 |
| x64/Difx64.exe | 90.6 KB | 30 Jan 2006 |
| x64/difxapi.dll | 525.8 KB | 10 Nov 2006 |
How to Update OptiPlex 755 Device Drivers Quickly & Easily
Step 1 - Download Your Driver
To get the OptiPlex 755 driver, click the green download button above. After you complete your download, move on to Step 2.
If the driver listed is not the right version or operating system, search our driver archive for the correct version. Enter Dell OptiPlex 755 into the search box above and then submit. In the results, choose the best match for your PC and operating system.
Tech Tip: If you are having trouble deciding which is the right driver, try the Dell Driver Update Utility. It is a software utility which automatically finds and downloads the right driver.
To find the newest driver, you may need to visit the Dell website. Most major device manufacturers update their drivers regularly.
Step 2 - Install Your Driver
Once you have downloaded your new driver, you'll need to install it. In Windows, use a built-in utility called Device Manager, which allows you to see all of the devices recognized by your system, and the drivers associated with them.
How to Open Device Manager
In Windows 11, Windows 10 & Windows 8.1, right-click the Start menu and select Device Manager
In Windows 8, swipe up from the bottom, or right-click anywhere on the desktop and choose "All Apps" -> swipe or scroll right and choose "Control Panel" (under Windows System section) -> Hardware and Sound -> Device Manager
In Windows 7, click Start -> Control Panel -> Hardware and Sound -> Device Manager
In Windows Vista, click Start -> Control Panel -> System and Maintenance -> Device Manager
In Windows XP, click Start -> Control Panel -> Performance and Maintenance -> System -> Hardware tab -> Device Manager button
How to Install a driver from Device Manager
Locate the device and model that is having the issue and double-click on it to open the Properties dialog box.
Select the Driver tab.
Click the Update Driver button and follow the instructions.
In most cases, you will need to reboot your computer in order for the driver update to take effect.
Tech Tip: Driver downloads and updates come in a variety of file formats with different file extensions. For example, you may have downloaded an EXE, INF, ZIP, or SYS file. Each file type has a slighty different installation procedure to follow.
For more help, visit our Driver Support Page for step-by-step videos on how to install drivers for every file type.