CN1 File Extension

What is CN1 file?

CN1 filename suffix is mostly used for CNR Modem Initialization Data Format files. CNR Modem Initialization Data Format specification was created by MITRE. CN1 file format is compatible with software that can be installed on Windows system platform. CN1 file belongs to the Data Files category just like 1326 other filename extensions listed in our database. The software recommended for managing CN1 files is MITRE CNR Init Data Parser.

Programs which support CN1 file extension

The following listing features CN1-compatible programs. Files with CN1 suffix can be copied to any mobile device or system platform, but it may not be possible to open them properly on target system.

How to open file with CN1 extension?

There can be multiple causes why you have problems with opening CN1 files on given system. On the bright side, the most encountered issues pertaining to CNR Modem Initialization Data Format 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 MITRE CNR Init Data Parser

The main and most frequent cause precluding users form opening CN1 files is that no program that can handle CN1 files is installed on user’s system. To address this issue, go to the MITRE CNR Init Data Parser developer website, download the tool, and install it. It is that easy The full list of programs grouped by operating systems can be found above. The safest method of downloading MITRE CNR Init Data Parser installed is by going to developer’s website () and downloading the software using provided links.

Step 2. Update MITRE CNR Init Data Parser to the latest version

If you already have MITRE CNR Init Data Parser installed on your systems and CN1 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 The reason that MITRE CNR Init Data Parser cannot handle files with CN1 may be that the software is outdated. The most recent version of MITRE CNR Init Data Parser is backward compatible and can handle file formats supported by older versions of the software.

Step 3. Assign MITRE CNR Init Data Parser to CN1 files

If the issue has not been solved in the previous step, you should associate CN1 files with latest version of MITRE CNR Init Data Parser you have installed on your device. The method is quite simple and varies little across operating systems.

The procedure to change the default program in Windows

• Right-click the CN1 file and choose Open with option
• Select Choose another app → More apps
• The last step is to select Look for another app on this PC option supply the directory path to the folder where MITRE CNR Init Data Parser is installed. Now all that is left is to confirm your choice by selecting Always use this app to open CN1 files and clicking OK.

The procedure to change the default program in Mac OS

• By clicking right mouse button on the selected CN1 file open the file menu and choose Information
• Find the Open with option – click the title if its hidden
• Select MITRE CNR Init Data Parser and click Change for all...
• A message window should appear informing that This change will be applied to all files with CN1 extension. By clicking Continue you confirm your selection.

Step 4. Check the CN1 for errors

If you followed the instructions form the previous steps yet the issue is still not solved, you should verify the CN1 file in question. Problems with opening the file may arise due to various reasons.

1. The CN1 may be infected with malware – make sure to scan it with an antivirus tool.

If the CN1 is indeed infected, it is possible that the malware is blocking it from opening. Immediately scan the file using an antivirus tool or scan the whole system to ensure the whole system is safe. If the CN1 file is indeed infected follow the instructions below.

2. Verify that the CN1 file’s structure is intact

If you obtained the problematic CN1 file from a third party, ask them to supply you with another copy. During the copy process of the file errors may occurred rendering the file incomplete or corrupted. This could be the source of encountered problems with the file. When downloading the file with CN1 extension from the internet an error may occurred resulting in incomplete file. Try downloading the file again.

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

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 CNR Modem Initialization Data Format file.

4. Check whether your system can handle MITRE CNR Init Data Parser

If the system is under havy load, it may not be able to handle the program that you use to open files with CN1 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 CNR Modem Initialization Data Format files. It is possible that one of the available system or driver updates may solve the problems with CN1 files affecting older versions of given software.

Do you want to help?

If you have additional information about the CN1 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 CN1 file.