CNX File Extension

What is CNX file?

CNX filename suffix is mostly used for Pegasus Mail files. Pegasus Mail format was developed by David Harris. CNX file format is compatible with software that can be installed on Windows system platform. CNX file belongs to the Misc Files category just like 6033 other filename extensions listed in our database. Pegasus Mail is by far the most used program for working with CNX files. Software named Pegasus Mail was created by David Harris. In order to find more detailed information on the software and CNX files, check the developer’s official website.

Programs which support CNX file extension

Programs that can handle CNX files are as follows. Files with CNX 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 CNX extension?

There can be multiple causes why you have problems with opening CNX files on given system. What is important, all common issues related to files with CNX extension can be resolved by the users themselves. The process is quick and doesn’t involve an IT expert. The following is a list of guidelines that will help you identify and solve file-related problems.

Step 1. Install Pegasus Mail software

The most common reason for such problems is the lack of proper applications that supports CNX files installed on the system. The solution to this problem is very simple. Download Pegasus Mail and install it on your device. Above you will find a complete listing of programs that support CNX files, classified according to system platforms for which they are available. If you want to download Pegasus Mail installer in the most secured manner, we suggest you visit David Harris website and download from their official repositories.

Step 2. Update Pegasus Mail to the latest version

If you already have Pegasus Mail installed on your systems and CNX files are still not opened properly, check if you have the latest version of the software. Software developers may implement support for more modern file formats in updated versions of their products. If you have an older version of Pegasus Mail installed, it may not support CNX format. The latest version of Pegasus Mail should support all file formats that where compatible with older versions of the software.

Step 3. Associate Pegasus Mail files with Pegasus Mail

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

Change the default application in Windows

• Choose the Open with entry from the file menu accessed by right-mouse clicking on the CNX file
• Next, select the Choose another app option and then using More apps open the list of available applications
• To finalize the process, select Look for another app on this PC entry and using the file explorer select the Pegasus Mail installation folder. Confirm by checking Always use this app to open CNX files box and clicking OK button.

Change the default application in Mac OS

• Right-click the CNX file and select Information
• Find the Open with option – click the title if its hidden
• Select Pegasus Mail and click Change for all...
• Finally, a This change will be applied to all files with CNX extension message should pop-up. Click Continue button in order to confirm your choice.

Step 4. Check the CNX for errors

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 CNX file. It is probable that the file is corrupted and thus cannot be accessed.

1. Check the CNX file for viruses or malware

If the CNX 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 CNX file is indeed infected follow the instructions below.

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

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

3. Verify whether your account has administrative rights

Some files require elevated access rights to open them. Log in using an administrative account and see If this solves the problem.

4. Make sure that the system has sufficient resources to run Pegasus Mail

The operating systems may note enough free resources to run the application that support CNX files. Close all running programs and try opening the CNX file.

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

Latest versions of programs and drivers may help you solve problems with Pegasus Mail 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 CNX files.

Do you want to help?

If you have additional information about the CNX 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 CNX file.