CNS File Extension

What is CNS file?

Full format name of files that use CNS extension is Windows 2000 Client Connection Manager Export Format. Windows 2000 Client Connection Manager Export Format format was developed by Microsoft. CNS files are supported by software applications available for devices running Windows. CNS file format, along with 323 other file formats, belongs to the System Files category. Microsoft Windows 2000 is by far the most used program for working with CNS files. On the official website of Microsoft Corporation developer not only will you find detailed information about theMicrosoft Windows 2000 software, but also about CNS and other supported file formats.

Programs which support CNS file extension

Below is a table that list programs that support CNS files. Files with CNS 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 CNS extension?

Being unable to open files with CNS extension can be have various origins. What is important, all common issues related to files with CNS extension can be resolved by the users themselves. The process is quick and doesn’t involve an IT expert. The list below will guide you through the process of addressing the encountered problem.

Step 1. Download and install Microsoft Windows 2000

Problems with opening and working with CNS files are most probably having to do with no proper software compatible with CNS files being present on your machine. The solution is straightforward, just download and install Microsoft Windows 2000. 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 Microsoft Windows 2000 website and download the installer.

Step 2. Verify the you have the latest version of Microsoft Windows 2000

You still cannot access CNS files although Microsoft Windows 2000 is installed on your system? Make sure that the software is up to date. Sometimes software developers introduce new formats in place of that already supports along with newer versions of their applications. This can be one of the causes why CNS files are not compatible with Microsoft Windows 2000. The most recent version of Microsoft Windows 2000 is backward compatible and can handle file formats supported by older versions of the software.

Step 3. Assign Microsoft Windows 2000 to CNS files

After installing Microsoft Windows 2000 (the most recent version) make sure that it is set as the default application to open CNS files. The next step should pose no problems. The procedure is straightforward and largely system-independent

The procedure to change the default program in Windows

• Clicking the CNS with right mouse button will bring a menu from which you should select the Open with option
• Click Choose another app and then select More apps option
• Finally select Look for another app on this PC, point to the folder where Microsoft Windows 2000 is installed, check the Always use this app to open CNS files box and conform your selection by clicking OK button

The procedure to change the default program in Mac OS

• By clicking right mouse button on the selected CNS file open the file menu and choose Information
• Find the Open with option – click the title if its hidden
• Select the appropriate software and save your settings by clicking Change all
• If you followed the previous steps a message should appear: This change will be applied to all files with CNS extension. Next, click the Continue button to finalize the process.

Step 4. Verify that the CNS 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 CNS file. It is probable that the file is corrupted and thus cannot be accessed.

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

If the file is infected, the malware that resides in the CNS 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. If the CNS file is indeed infected follow the instructions below.

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

If you obtained the problematic CNS 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. If the CNS file has been downloaded from the internet only partially, try to redownload it.

3. Verify whether your account has administrative rights

There is a possibility that the file in question can only be accessed by users with sufficient system privileges. Switch to an account that has required privileges and try opening the Windows 2000 Client Connection Manager Export Format file again.

4. Verify that your device fulfills the requirements to be able to open Microsoft Windows 2000

If the system is under havy load, it may not be able to handle the program that you use to open files with CNS 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 Windows 2000 Client Connection Manager Export Format files and ensure security of your device and operating system. It may be the case that the CNS files work properly with updated software that addresses some system bugs.

Do you want to help?

If you have additional information about the CNS 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 CNS file.