NCX file icon

NCX File Extension

EPUB Navigation Control XML Format
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What is NCX file?

Full format name of files that use NCX extension is EPUB Navigation Control XML Format. EPUB Navigation Control XML Format specification was created by IDPF. NCX file format is compatible with software that can be installed on Linux, Mac OS, Windows system platform. Files with NCX extension are categorized as Text Files files. The Text Files subset comprises 440 various file formats. The most popular program for handling NCX files is Adobe InDesign, but users can choose among 8 different programs that support this file format. Adobe InDesign software was developed by Adobe Systems Incorporated, and on its official website you may find more information about NCX files or the Adobe InDesign software program.

Programs which support NCX file extension

The following list contains programs grouped by 3 operating systems that support NCX files. Files with NCX suffix can be copied to any mobile device or system platform, but it may not be possible to open them properly on target system.

Programs that support NCX file

How to open file with NCX extension?

Problems with accessing NCX may be due to various reasons. Fortunately, most common problems with NCX files can be solved without in-depth IT knowledge, and most importantly, in a matter of minutes. The following is a list of guidelines that will help you identify and solve file-related problems.

Step 1. Get the Adobe InDesign

Install software to open NCX file The main and most frequent cause precluding users form opening NCX files is that no program that can handle NCX files is installed on user’s system. This one is an easy one. Select Adobe InDesign or one of the recommended programs (for example, Adobe Digital Editions, Calibre, FBReader) and download it from appropriate source and install on your system. Above you will find a complete listing of programs that support NCX files, classified according to system platforms for which they are available. One of the most risk-free method of downloading software is using links provided by official distributors. Visit Adobe InDesign website and download the installer.

Step 2. Update Adobe InDesign to the latest version

Update software that support file extension NCXIf you already have Adobe InDesign installed on your systems and NCX files are still not opened properly, check if you have the latest version of the software. It may also happen that software creators by updating their applications add compatibility with other, newer file formats. This can be one of the causes why NCX files are not compatible with Adobe InDesign. All of the file formats that were handled just fine by the previous versions of given program should be also possible to open using Adobe InDesign.

Step 3. Associate EPUB Navigation Control XML Format files with Adobe InDesign

If you have the latest version of Adobe InDesign installed and the problem persists, select it as the default program to be used to manage NCX on your device. The method is quite simple and varies little across operating systems.

Associate software with NCX file on Windows

Selecting the first-choice application in Windows

  • Clicking the NCX with right mouse button will bring a menu from which you should select the Open with option
  • Select Choose another app → More apps
  • Finally select Look for another app on this PC, point to the folder where Adobe InDesign is installed, check the Always use this app to open NCX files box and conform your selection by clicking OK button
Associate software with NCX file on Mac

Selecting the first-choice application in Mac OS

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

Step 4. Verify that the NCX is not faulty

If you followed the instructions form the previous steps yet the issue is still not solved, you should verify the NCX file in question. Problems with opening the file may arise due to various reasons.

Check NCX file for viruses
1. Verify that the NCX in question is not infected with a computer virus

If the file is infected, the malware that resides in the NCX file hinders attempts to open it. Scan the NCX file as well as your computer for malware or viruses. NCX file is infected with malware? Follow the steps suggested by your antivirus software.

2. Ensure the file with NCX extension is complete and error-free

Did you receive the NCX file in question from a different person? Ask him/her to send it one more time. The file might have been copied erroneously and the data lost integrity, which precludes from accessing the file. If the NCX file has been downloaded from the internet only partially, try to redownload it.

3. Verify whether your account has administrative rights

Sometimes in order to access files user need to have administrative privileges. Log in using an administrative account and see If this solves the problem.

4. Check whether your system can handle Adobe InDesign

If the systems has insufficient resources to open NCX files, try closing all currently running applications and try again.

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 EPUB Navigation Control XML Format files. Outdated drivers or software may have caused the inability to use a peripheral device needed to handle NCX files.

Do you want to help?

If you have additional information about the NCX 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 NCX file.

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