CMN files are incessantly popular. However, a file name containing CMN file extension is problematic for some of the users. They have problems with correct opening of a file with CMN extension. However, it should be remembered that CMN file extension can match one or more types of files. The most popular is Systems Management Server (SMS) Update but if there are others, you will find information concerning them below.
So, it is worth looking close at the problem concerning CMN files and search for its solution.
A list of programs supporting files types with CMN extension can be found below. Applications are sorted according to appropriate operational systems and their popularity.
.cmn file extension
Category: Various Files
Microsoft Systems Management Server (SMS)
If CMN file does not open, firstly, it is worth using files associations built in the Windows system with application that can support them. In order to do it, you should double-click a CMN file icon. A list of programs that probably support such a file will appear. It is enough to choose one of them so that Windows would open a given extension with it. Incorrect file’s association will result in Windows trying to open CMN file with a wrong program all the time even if there is an appropriate application supporting this format on a drive. In this case, it is necessary to perform the above mentioned registry scanning and associations’ repair.
If associations are correct and Windows still cannot open the file, most probably the computer does not have appropriate software supporting files with name containing CMN in their extension. The solution to this problem is very simple. You should buy or download a free (if they exist) application that will allow you to open, browse and edit CMN format. It is no risk because many paid programs have free test versions enabling to check their functionality.