TNR File Extension

What is TNR file?

TNR is a file extension commonly associated with GPS Pathfinder ProXR/XRS Firmware files. Trimble Navigation Limited defined the GPS Pathfinder ProXR/XRS Firmware format standard. TNR files are supported by software applications available for devices running Windows. TNR file format, along with 323 other file formats, belongs to the System Files category. The most popular software that supports TNR files is GPS Pathfinder Office. GPS Pathfinder Office software was developed by Trimble Navigation Limited, and on its official website you may find more information about TNR files or the GPS Pathfinder Office software program.

Programs which support TNR file extension

Programs that can handle TNR files are as follows. Files with TNR 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.

How to open file with TNR extension?

Problems with accessing TNR may be due to various reasons. On the bright side, the most encountered issues pertaining to GPS Pathfinder ProXR/XRS Firmware files aren’t complex. In most cases they can be addressed swiftly and effectively without assistance from a specialist. The list below will guide you through the process of addressing the encountered problem.

Step 1. Get the GPS Pathfinder Office

The main and most frequent cause precluding users form opening TNR files is that no program that can handle TNR files is installed on user’s system. The solution is straightforward, just download and install GPS Pathfinder Office. Above you will find a complete listing of programs that support TNR files, classified according to system platforms for which they are available. The safest method of downloading GPS Pathfinder Office installed is by going to developer’s website (Trimble Navigation Limited) and downloading the software using provided links.

Step 2. Verify the you have the latest version of GPS Pathfinder Office

If you already have GPS Pathfinder Office installed on your systems and TNR files are still not opened properly, check if you have the latest version of the software. Sometimes software developers introduce new formats in place of that already supports along with newer versions of their applications. The reason that GPS Pathfinder Office cannot handle files with TNR may be that the software is outdated. The latest version of GPS Pathfinder Office should support all file formats that where compatible with older versions of the software.

Step 3. Set the default application to open TNR files to GPS Pathfinder Office

If the issue has not been solved in the previous step, you should associate TNR files with latest version of GPS Pathfinder Office you have installed on your device. The process of associating file formats with default application may differ in details depending on platform, but the basic procedure is very similar.

Selecting the first-choice application in Windows

• Right-click the TNR file and choose Open with option
• Select Choose another app → More apps
• To finalize the process, select Look for another app on this PC entry and using the file explorer select the GPS Pathfinder Office installation folder. Confirm by checking Always use this app to open TNR 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 TNR extension, select Information
• Proceed to the Open with section. If its closed, click the title to access available options
• From the list choose the appropriate program and confirm by clicking Change for all....
• If you followed the previous steps a message should appear: This change will be applied to all files with TNR extension. Next, click the Continue button to finalize the process.

Step 4. Check the TNR for errors

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

1. Verify that the TNR in question is not infected with a computer virus

If the file is infected, the malware that resides in the TNR file hinders attempts to open it. It is advised to scan the system for viruses and malware as soon as possible or use an online antivirus scanner. TNR file is infected with malware? Follow the steps suggested by your antivirus software.

2. Check whether the file is corrupted or damaged

Did you receive the TNR file in question from a different person? Ask him/her to send it one more time. It is possible that the file has not been properly copied to a data storage and is incomplete and therefore cannot be opened. It could happen the the download process of file with TNR extension was interrupted and the file data is defective. Download the file again from the same source.

3. Check if the user that you are logged as has administrative privileges.

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 GPS Pathfinder ProXR/XRS Firmware file.

4. Check whether your system can handle GPS Pathfinder Office

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

5. Check if you have the latest updates to the operating system and drivers

Latest versions of programs and drivers may help you solve problems with GPS Pathfinder ProXR/XRS Firmware files and ensure security of your device and operating system. Outdated drivers or software may have caused the inability to use a peripheral device needed to handle TNR files.

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