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Basic information about FDL file

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

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


1.Detail information about FDL file extension: Corel Paradox Secondary Index

File type Corel Paradox Secondary Index Category Database Files
Developer Corel Corporation File format N/A
Description FDL file is a Corel Paradox Secondary Index developed by Corel Corporation. FDL filename suffix is mostly used for Corel Paradox Secondary Index files. Corel Paradox Secondary Index specification was created by Corel Corporation. FDL file format is compatible with software that can be installed on Windows system platform. FDL file format, along with 341 other file formats, belongs to the Database Files category. The most popular program for handling FDL files is Corel Paradox, but users can choose among 1 different programs that support this file format. On the official website of Corel Corporation developer not only will you find detailed information about theCorel Paradox software, but also about FDL and other supported file formats.
Software programs that will open, edit or convert FDL files

Windows		 Corel Paradox
Corel WordPerfect Office



Can't open a FDL 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.FDL”。

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 FDL extension without any issue.


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

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

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

If the FDL 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.