Full format name of files that use CNTK extension is Microsoft Outlook Express Contact. Microsoft Corporation defined the Microsoft Outlook Express Contact format standard. Files with CNTK extension may be used by programs distributed for Windows platform. CNTK file format, along with 1290 other file formats, belongs to the Settings Files category. Microsoft Outlook Express is by far the most used program for working with CNTK files. Microsoft Outlook Express software was developed by Microsoft Corporation, and on its official website you may find more information about CNTK files or the Microsoft Outlook Express software program.
Programs that can handle CNTK files are as follows. Files with CNTK suffix can be copied to any mobile device or system platform, but it may not be possible to open them properly on target system.
Being unable to open files with CNTK extension can be have various origins. Fortunately, most common problems with CNTK files can be solved without in-depth IT knowledge, and most importantly, in a matter of minutes. We have prepared a listing of which will help you resolve your problems with CNTK files.
Problems with opening and working with CNTK files are most probably having to do with no proper software compatible with CNTK files being present on your machine. The solution to this problem is very simple. Download Microsoft Outlook Express and install it on your device. The full list of programs grouped by operating systems can be found above. The safest method of downloading Microsoft Outlook Express installed is by going to developer’s website (Microsoft Corporation) and downloading the software using provided links.
If the problems with opening CNTK files still occur even after installing Microsoft Outlook Express, it is possible that you have an outdated version of the software. Check the developer’s website whether a newer version of Microsoft Outlook Express is available. It may also happen that software creators by updating their applications add compatibility with other, newer file formats. If you have an older version of Microsoft Outlook Express installed, it may not support CNTK 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 Microsoft Outlook Express.
After installing Microsoft Outlook Express (the most recent version) make sure that it is set as the default application to open CNTK files. 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
Selecting the first-choice application in Mac OS
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 CNTK file. Problems with opening the file may arise due to various reasons.
If the CNTK is indeed infected, it is possible that the malware is blocking it from opening. It is advised to scan the system for viruses and malware as soon as possible or use an online antivirus scanner. CNTK file is infected with malware? Follow the steps suggested by your antivirus software.
If you obtained the problematic CNTK 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 CNTK extension was interrupted and the file data is defective. Download the file again from the same source.
Some files require elevated access rights to open them. Log in using an administrative account and see If this solves the problem.
If the system is under havy load, it may not be able to handle the program that you use to open files with CNTK extension. In this case close the other applications.
Latest versions of programs and drivers may help you solve problems with Microsoft Outlook Express Contact files and ensure security of your device and operating system. It may be the case that the CNTK files work properly with updated software that addresses some system bugs.
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