File Extension AD

.AD File

File extension: AD
File type: Screen Saver
Do you have AD - related issues?
First check your registry for hidden errors.


Notes about the AD file extension:



Errors in your registry are one of the common causes for incorrect file associations on your windows system. It is highly recommended that you check your registry for file association errors (will also check for any other registry errors).

The AD file type is primarily associated with 'After Dark'. After Dark was not updated to work with Mac OS 9 and is no longer marketed.

Detailed information for file extension AD:


Primary association: After Dark

Other applications associated with file type AD:

  • AppleDouble (Encoded File) by Apple Inc.Typically, these are given the extension .DAT and the MIME type in the E-mail system is set to properly identify them; however, .AD is sometimes used. The identifying characters used for this association are - Hex: 00 05 16 07 , ASCII: Related links: Macintosh Files, Servers and Email Info
  • Ascend Password Protocol
  • AxSys (Script File) by Genomic SolutionsCompound handling workstations use PC-based programs, for controlling both the X-Y-Z motion and the dispensing parameters of the liquid handling technology. AxSys is a script-based program that uses actions (Move, Dispense, Prime, etc.) to control a workstation.
  • UNIX (Application Default Resource File)
  • Unknown Apple II File ((found on Golden Orchard Apple II CD Rom))
File Identifier - TrID
'Identifying characters' used on FILExt.com are
provided by Marco Pontello from his TrID database




Important: When encountering any file extension issues it is always recommended that you run a free scan for Windows registry errors.

Technical data

To view technical data on file-extension AD click this link to expand/hide the additional area.

System Info for File Extension .AD

The following listing is compiled from the database produced by the 'Associate This!' program, selected data from the main FILExt database and information FILExt collected directly from user systems.

ProgramID: iadfile
EXEFile: %SystemRoot%\system32\dllcache\register.exe %1

ProgramID: iadfile
EXEFile: %ProgramFiles%\Kodak\KODAKS~1\7288971\632~1.62-\Program\REGISTER.EXE %1

ProgramID: iadfile
EXEFile: %ProgramFiles%\Kodak\KODAKS~1\7288971\614~1.37-\Program\REGISTER.EXE %1

ProgramID: iadfile
EXEFile: %ProgramFiles%\BackWeb\BACKWE~1\623~1.66L\Program\REGISTER.EXE %1

ProgramID: iadfile
EXEFile: %ProgramFiles%\BackWeb\BACKWE~1\610~1.170\Program\REGISTER.EXE %1

ProgramID: Access.Shortcut.Module.1
EXEFile: %ProgramFiles%\Microsoft Office\Office\MSACCESS.EXE /NOSTARTUP /SHELLSYSTEM [OpenModule %1]

ProgramID: Access.Shortcut.Module.1
EXEFile: %ProgramFiles%\Microsoft Office\OFFICE11\MSACCESS.EXE /NOSTARTUP /SHELLSYSTEM [OpenModule %1]

ProgramID: Access.Shortcut.Module.1
EXEFile: %ProgramFiles%\Microsoft Office\Office10\MSACCESS.EXE /NOSTARTUP /SHELLSYSTEM [OpenModule %1]

ProgramID: VisualStudio.ad.8.0
EXEFile: %ProgramFiles%\Microsoft Visual Studio 8\Common7\IDE\devenv.exe /dde %1

ProgramID: VisualStudio.ad.9.0
EXEFile: %ProgramFiles%\Microsoft Visual Studio 9.0\Common7\IDE\devenv.exe

Program Name and MIME Type Info for File Extension .AD

FILExt has been given permission to display a Program Name/MIME type database collected by Anthony R. Nemmer. Some of this data has already been included into the main FILExt database. Those entries which have not yet been incorporated are displayed below.
Program Name Mime Type AMS REALTIME File Amira X Application Resource File Audio Driver File Beehive Collection File Found in Some FreeBSD/NetBSD Packages The Seventh Guest File VUE Hint File WFO-A Data File

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Did you know

Everytime you install & uninstall software and modify system components your Windows registry is left fragmented with obsolete, corrupted and harmful files.

We recommend you run a free registry scan to identify the issues causing problems on your PC:


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