DF file icon

DF File Extension

Corel Paradox Table Filter
  • Developer
    Corel Corporation
  • Category
  • Popularity
    2.7 (4 votes)

What is DF file?

Full format name of files that use DF extension is Corel Paradox Table Filter. Corel Paradox Table Filter format was developed by Corel Corporation. DF files are supported by software applications available for devices running Windows. DF file format, along with 6033 other file formats, belongs to the Misc Files category. Users are advised to use WordPerfect Office software for managing DF files, although 1 other programs can also handle this type of file. WordPerfect Office software was developed by Corel Corporation, and on its official website you may find more information about DF files or the WordPerfect Office software program.

Programs which support DF file extension

Below is a table that list programs that support DF files. Files with DF extension, just like any other file formats, can be found on any operating system. The files in question may be transferred to other devices, be it mobile or stationary, yet not all systems may be capable of properly handling such files.

Programs that support DF file

How to open file with DF extension?

Being unable to open files with DF extension can be have various origins. Fortunately, most common problems with DF files can be solved without in-depth IT knowledge, and most importantly, in a matter of minutes. We have prepared a listing of which will help you resolve your problems with DF files.

Step 1. Get the WordPerfect Office

Install software to open DF file Problems with opening and working with DF files are most probably having to do with no proper software compatible with DF files being present on your machine. This issue can be addressed by downloading and installing WordPerfect Office or different compatible program, such as Corel Paradox. The full list of programs grouped by operating systems can be found above. One of the most risk-free method of downloading software is using links provided by official distributors. Visit WordPerfect Office website and download the installer.

Step 2. Update WordPerfect Office to the latest version

Update software that support file extension DFIf you already have WordPerfect Office installed on your systems and DF files are still not opened properly, check if you have the latest version of the software. Software developers may implement support for more modern file formats in updated versions of their products. If you have an older version of WordPerfect Office installed, it may not support DF format. The most recent version of WordPerfect Office is backward compatible and can handle file formats supported by older versions of the software.

Step 3. Set the default application to open DF files to WordPerfect Office

If the issue has not been solved in the previous step, you should associate DF files with latest version of WordPerfect Office you have installed on your device. The method is quite simple and varies little across operating systems.

Associate software with DF file on Windows

The procedure to change the default program in Windows

  • Right-click the DF file and choose Open with option
  • Next, select the Choose another app option and then using More apps open the list of available applications
  • Finally select Look for another app on this PC, point to the folder where WordPerfect Office is installed, check the Always use this app to open DF files box and conform your selection by clicking OK button
Associate software with DF file on Mac

The procedure to change the default program in Mac OS

  • By clicking right mouse button on the selected DF file open the file menu and choose Information
  • Find the Open with option – click the title if its hidden
  • From the list choose the appropriate program and confirm by clicking Change for all....
  • Finally, a This change will be applied to all files with DF extension message should pop-up. Click Continue button in order to confirm your choice.

Step 4. Ensure that the DF file is complete and free of errors

You closely followed the steps listed in points 1-3, but the problem is still present? You should check whether the file is a proper DF file. Problems with opening the file may arise due to various reasons.

Check DF file for viruses
1. The DF may be infected with malware – make sure to scan it with an antivirus tool.

If the DF is indeed infected, it is possible that the malware is blocking it from opening. It is advised to scan the system for viruses and malware as soon as possible or use an online antivirus scanner. DF file is infected with malware? Follow the steps suggested by your antivirus software.

2. Verify that the DF file’s structure is intact

If you obtained the problematic DF file from a third party, ask them to supply you with another copy. The file might have been copied erroneously and the data lost integrity, which precludes from accessing the file. When downloading the file with DF extension from the internet an error may occurred resulting in incomplete file. Try downloading the file again.

3. Verify whether your account has administrative rights

There is a possibility that the file in question can only be accessed by users with sufficient system privileges. Log out of your current account and log in to an account with sufficient access privileges. Then open the Corel Paradox Table Filter file.

4. Make sure that the system has sufficient resources to run WordPerfect Office

If the system is under havy load, it may not be able to handle the program that you use to open files with DF extension. In this case close the other applications.

5. Ensure that you have the latest drivers and system updates and patches installed

Regularly updated system, drivers, and programs keep your computer secure. This may also prevent problems with Corel Paradox Table Filter files. Outdated drivers or software may have caused the inability to use a peripheral device needed to handle DF files.

Do you want to help?

If you have additional information about the DF file, we will be grateful if you share it with our users. To do this, use the form here and send us your information on DF file.

Top File Extensions
Show more
File Extension of the day
gml icon


Geography Markup Language Format

The GML format enables to sort files created in the Geography Markup Language . It is a formal language. It was developed by the Open Geospatial Co...

Last updated