ITN File Extension

ITN file icon
TomTom Navigator Itinerary Format
  • Developer
    TomTom International
  • Category
  • Popularity
    3.5 (2 votes)

What is ITN file?

ITN filename suffix is mostly used for TomTom Navigator Itinerary Format files. TomTom Navigator Itinerary Format format was developed by TomTom International. ITN file format is compatible with software that can be installed on , Mac OS, Windows system platform. ITN file format, along with 1325 other file formats, belongs to the Data Files category. The most popular program for handling ITN files is TomTom HOME, but users can choose among 2 different programs that support this file format.

Programs which support ITN file extension

The following list contains programs grouped by 3 operating systems that support ITN files. ITN files can be encountered on all system platforms, including mobile, yet there is no guarantee each will properly support such files.

Programs that support ITN file

How to open file with ITN extension?

There can be multiple causes why you have problems with opening ITN files on given system. Fortunately, most common problems with ITN files can be solved without in-depth IT knowledge, and most importantly, in a matter of minutes. The list below will guide you through the process of addressing the encountered problem.

Step 1. Download and install TomTom HOME

The main and most frequent cause precluding users form opening ITN files is that no program that can handle ITN files is installed on user’s system. The most obvious solution is to download and install TomTom HOME or one to the listed programs: TomTom Navigator. On the top of the page a list that contains all programs grouped based on operating systems supported can be found. One of the most risk-free method of downloading software is using links provided by official distributors. Visit TomTom HOME website and download the installer.

Step 2. Verify the you have the latest version of TomTom HOME

If the problems with opening ITN files still occur even after installing TomTom HOME, it is possible that you have an outdated version of the software. Check the developer’s website whether a newer version of TomTom HOME is available. Software developers may implement support for more modern file formats in updated versions of their products. If you have an older version of TomTom HOME installed, it may not support ITN format. All of the file formats that were handled just fine by the previous versions of given program should be also possible to open using TomTom HOME.

Step 3. Associate TomTom Navigator Itinerary Format files with TomTom HOME

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

Selecting the first-choice application in Windows

  • Right-click the ITN file and choose Open with option
  • Click Choose another app and then select More apps option
  • To finalize the process, select Look for another app on this PC entry and using the file explorer select the TomTom HOME installation folder. Confirm by checking Always use this app to open ITN files box and clicking OK button.

Selecting the first-choice application in Mac OS

  • From the drop-down menu, accessed by clicking the file with ITN extension, select Information
  • Proceed to the Open with section. If its closed, click the title to access available options
  • Select TomTom HOME and click Change for all...
  • Finally, a This change will be applied to all files with ITN extension message should pop-up. Click Continue button in order to confirm your choice.

Step 4. Verify that the ITN is not faulty

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 ITN file. Being unable to access the file can be related to various issues.

1. Check the ITN file for viruses or malware

If the file is infected, the malware that resides in the ITN file hinders attempts to open it. Immediately scan the file using an antivirus tool or scan the whole system to ensure the whole system is safe. ITN file is infected with malware? Follow the steps suggested by your antivirus software.

2. Check whether the file is corrupted or damaged

If you obtained the problematic ITN 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. It could happen the the download process of file with ITN extension was interrupted and the file data is defective. Download the file again from the same source.

3. Ensure that you have appropriate access rights

Some files require elevated access rights to open them. Log out of your current account and log in to an account with sufficient access privileges. Then open the TomTom Navigator Itinerary Format file.

4. Make sure that the system has sufficient resources to run TomTom HOME

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

5. Verify that your operating system and drivers are up to date

Regularly updated system, drivers, and programs keep your computer secure. This may also prevent problems with TomTom Navigator Itinerary Format files. Outdated drivers or software may have caused the inability to use a peripheral device needed to handle ITN files.

Conversion of a ITN file

File Conversions from ITN extension to a different format
File conversions from other format to ITN file
Do you want to help?

If you have additional information about the ITN 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 ITN file.

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


Premiere Pro Project

PRPROJ file extension is used by video editing tool Adobe Premiere Pro. PRPROJ is a video project file that contains timeline comprised of video an...