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Basic information about QEF file

When there is a problem with opening files with the file extension QEF（*.QEF or *.qef）, 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 QEF file yourself.

There are 1 file types using the QEF file extension in our database. In the further part of this page, you will find detail information about all the QEF file with their brief description and a list of programs that support QEF file sorted by operating systems. The table below provides useful information about the QEF file extension. It answers questions such as:
  • What is the QEF file?
  • How to open a QEF file?
  • What programs do I need to open a QEF file?
  • What programs help to create and edit a QEF file?
  • How to convert QEF files to another file format?
  • How to convert another files to QEF file format?


1.Detail information about QEF file extension: Microsoft Excel Query

File type Microsoft Excel Query Category Misc Files
Developer Microsoft Corporation File format N/A
Description QEF file is a Microsoft Excel Query developed by Microsoft Corporation. QEF filename suffix is mostly used for Microsoft Excel Query files. Microsoft Excel Query specification was created by Microsoft Corporation. Files with QEF extension may be used by programs distributed for , Windows platform. QEF file format, along with 3591 other file formats, belongs to the Various Files category. Microsoft Excel supports QEF files and is the most frequently used program to handle such files, yet 2 other tools may also be used. On the official website of Microsoft Corporation developer not only will you find detailed information about theMicrosoft Excel software, but also about QEF and other supported file formats.
Software programs that will open, edit or convert QEF files

Windows		 Microsoft Excel
Microsoft Office



Can't open a QEF 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.QEF”。

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 QEF extension without any issue.


Where I can download the application that support QEF 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 QEF 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 QEF file?

The reasons for the lack of the ability to open a QEF 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 QEF file. If there is still something wrong, you might want to check:

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

If the QEF 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.