How to open ADT file extension?

The author of advice: Mr Brankiewicz

ADT files are incessantly popular. However, a file name containing ADT file extension is problematic for some of the users. They have problems with correct opening of a file with ADT extension. However, it should be remembered that ADT file extension can match one or more types of files. The most popular is ACT! Document Template Format but if there are others, you will find information concerning them below.

So, it is worth looking close at the problem concerning ADT files and search for its solution.

A list of programs supporting files types with ADT extension can be found below. Applications are sorted according to appropriate operational systems and their popularity.

  • ACT! Document Template Format

    .adt file extension

    Category: Database Files

    OS Software
    Windows Sage ACT! 2011 Sage ACT! 2011
  • World Of Warcraft Map Format

    .adt file extension

    Category: Games Files

  • AutoCAD Audit Report

    .adt file extension

    Category: 3D&CAD Files

    OS Software
    Windows Autodesk AutoCAD 2011 Autodesk AutoCAD 2011
    View in a text editor View in a text editor

How to check if a file we want to open is not infected by malware or viruses?

  • Download Malware/viruses removal tool from ADT files in the Windows system.
  • Click “Start scanning” and wait until the programme performs the scanning process on your computer.

What are the reasons of errors concerning ADT extension of files?

The problem that often causes damage concerning ADT extension are Windows system registry errors. That is why, in the first place it is recommended to:

  • Scan computer in order to identify, repair and open the ADT file
  • Check system registry from the angle of hidden errors
  • Repair file’s associations with programs in the system registry

If you are not sure if the above problems concern you, you should consider other frequent irregularities:

  • You do not have an appropriate application installed that supports ADT file extension
  • ADT file is corrupted
  • The application’s version necessary to open the file is not correct
  • The file is not assigned to an appropriate program

Solving problems with ADT files


If ADT file does not open, firstly, it is worth using files associations built in the Windows system with application that can support them. In order to do it, you should double-click a ADT file icon. A list of programs that probably support such a file will appear. It is enough to choose one of them so that Windows would open a given extension with it. Incorrect file’s association will result in Windows trying to open ADT file with a wrong program all the time even if there is an appropriate application supporting this format on a drive. In this case, it is necessary to perform the above mentioned registry scanning and associations’ repair.

If associations are correct and Windows still cannot open the file, most probably the computer does not have appropriate software supporting files with name containing ADT in their extension. The solution to this problem is very simple. You should buy or download a free (if they exist) application that will allow you to open, browse and edit ADT format (You can also try to find more informations on FileInfo). It is no risk because many paid programs have free test versions enabling to check their functionality.

Do you have extra information about a ADT file? [ Add information about a ADT file ]

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of applications opening the files

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of producers