I cannot open a CDX file. What should I do? Help!

Virtually anyone has encountered some problems with opening unknown files while working on a computer. It can be very frustrating. Yet such problems, not only with CDX files, can be addressed in a standard way. Follow the steps below and we can guarantee that your problem with opening CDX will be resolved!

CDX File Extension

File
  • File type CorelDRAW Compressed Drawing Format
  • File developer Corel Corporation
  • File category Vector Image Files
  • File popularity rating
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What is a(n) CDX file?

The CDX file (CorelDRAW Compressed Drawing file) is a vector image format developed by Corel Corporation. It is used to create and save vector graphics in CorelDRAW. Vector graphics are made up of mathematical equations that define points, lines, curves and shapes, and which can be resized without losing image quality. CDX files are much smaller than standard CorelDRAW (CDR) files, due to their compression, which enables faster downloading and printing.

CDX files are viewable with the CorelDraw Graphics Suite X7 on Windows, and can be exported to other graphic formats such as JPG and PNG. They can also be opened using other programs such as GIMP and Inkscape. The CDX file is saved in accordance with the XML standard, making it suitable for storage on web browsers.

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How to open CDX file?

If given user account does not have necessary permissions to open files with CDX extension, it is highly probable that no program that supports given files is installed on the users’ system. Below is a list of actions user should pursue in order to resolve most common problems.

Step 1. Download and install application that supports CDX files

After the application has been installed, the system should automatically open CDX files with given application. Below is the list of relevant programs along with operating systems they are available for:

Programs that support CDX files

Windows programs
Windows

Step 2. Verify whether CDX files are associated with appropriate software

It is possible that an application that supports CDX files is not associated with such files. In such case, the program should by manually associated with CDX files (right-click on the file icon → PropertiesGeneral Tab → In submenu "Open with" and click on "Change" button. System will display a list of suggested programs that support CDX files. Choose the application by checking the box "Always use the selected application to open this kind of files". System will store this information in its registry and use it to open CDX files with the selected program.

Changing CDX file association in registry

File association for CDX files can be edited manually by editing appropriate entry in Windows System Registry. However, it is discouraged as it may introduce errors to registry if not done properly and may even damage the system.

Step 3. Check CDX file for other errors

  • CDX file was not copied properly from storage medium.
  • Antivirus application prevents opening CDX files. In that case it is recommended to exercise extreme caution and recover or delete infected CDX file. It is also advised to scan the entire system for malicious software and viruses with antivirus software.
  • For CDX files downloaded from the internet it is advised to check if the file has been downloaded completely and is not corrupted. If not, the file should be re-downloaded.

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