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Basic information about QDT file

When there is a problem with opening files with the file extension QDT（*.QDT or *.qdt）, you do not need a computer expert. In most cases, using the helpful suggestions of experts contained in our website as well as appropriate programs, you can solve the problem with the QDT file yourself.

There are 4 file types using the QDT file extension in our database. In the further part of this page, you will find detail information about all the QDT file with their brief description and a list of programs that support QDT file sorted by operating systems. The table below provides useful information about the QDT file extension. It answers questions such as:
  • What is the QDT file?
  • How to open a QDT file?
  • What programs do I need to open a QDT file?
  • What programs help to create and edit a QDT file?
  • How to convert QDT files to another file format?
  • How to convert another files to QDT file format?


1.Detail information about QDT file extension: QuarkXpress Auxiliary Dictionary File

File type QuarkXpress Auxiliary Dictionary File Category Text Files
Developer N/A File format N/A
Description QDT file is a QuarkXpress Auxiliary Dictionary File. The qdt file extension is associated with QuarkXpress. The qdt files are auxiliary dictionary files, text files, containing words in alphabetical order, which can be edited by any text editor.

Example: dictonary.qdt
Software programs that will open, edit or convert QDT files

Windows		 Microsoft Windows NotePad
NotePad++ text editor
QuarkXPress

macOS		 TextEdit
QuarkXPress for Mac

Linux		 gedit


2.Detail information about QDT file extension: Quicken 3 & 4 Data File

File type Quicken 3 & 4 Data File Category Data Files
Developer Intuit File format Binary
Description QDT file is a Quicken 3 & 4 Data File developed by Intuit.
Software programs that will open, edit or convert QDT files

Windows		 Intuit Quicken


3.Detail information about QDT file extension: QuickBooks UK Accountancy Data

File type QuickBooks UK Accountancy Data Category Spreadsheet Files
Developer N/A File format N/A
Description QDT file is a QuickBooks UK Accountancy Data.
Software programs that will open, edit or convert QDT files

Windows		 QuickBooks

macOS
 QuickBooks for Mac


4.Detail information about QDT file extension: Questionmark Designer Test File

File type Questionmark Designer Test File Category Data Files
Developer N/A File format N/A
Description QDT file is a Questionmark Designer Test File.
Software programs that will open, edit or convert QDT files

Windows		 Questionmark Perception



Can't open a QDT file?

When you click a file to open it, operating system examines the filename extension. If operating system recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When operating system does not recognize a filename extension, you receive the following message:

”Can't open this file: example.QDT”。

To open this file, you install one of the applications from the list of software programs that you found here, you should be able to open, edit or convert the file with the QDT extension without any issue.


Where I can download the application that support QDT file?

If you do not know where you can download the application from our list, click on the link (which is the name of the program), you will find more information there on the location where to download the required application. Most often they are the websites of software manufacturers.


How to change file associations?

  • Right-click a file with the extension whose association you want to change, and then click "Open With".
  • In the "Open With" dialog box, click the program whith which you want the file to open, or click "Browse" to locate the program that you want.
  • Select the ”Always use the selected program to open this kind of file” check box.


Can I change the extension of QDT files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read/open the file. The problem is, changing the file extension does not change the file format. Select a software program from our list and install it on your computer. If the file has not opened correctly, you have to look for a different software program from our list. Sometimes you have to repeat the operation several times.


What else may cause problems width open a QDT file?

The reasons for the lack of the ability to open a QDT file on your computer may be at least several. The easiest thing is to find a suitable application installed on your computer, which will open a QDT file. If there is still something wrong, you might want to check:

  • Whether the QDT file is damaged.
  • Whether the QDT file is incorrectly linked in the registry entries.
  • Whether the QDT file extension has been accidentally removed from the Windows registry.
  • Whether the installation of an application that supports the QDT file format is incompletely.
  • Whether the QDT file is infected.
  • Whether the drivers of the equipment used for opening a QDT file are up to date.
  • Whether your computer has enough hardware resources to open a QDT file.

If the QDT file still not working with your software after eliminating the above shortcomings? That means that the problem is more complex and requires the help of a specialist.