DCO files are incessantly popular. However, a file name containing DCO file extension is problematic for some of the users. They have problems with correct opening of a file with DCO extension. However, it should be remembered that DCO file extension can match one or more types of files. The most popular is DisCryptor Encrypted Archive but if there are others, you will find information concerning them below.
So, it is worth looking close at the problem concerning DCO files and search for its solution.
A list of programs supporting files types with DCO extension can be found below. Applications are sorted according to appropriate operational systems and their popularity.
.dco file extension
Category: Encoded&Encrypted Files
COSECT DisCryptor PERSONAL
COSECT DisCryptor ENTERPRISE
If DCO 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 DCO 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 DCO 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 DCO 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 DCO format (You can also try to find more informations on FileInfo). It is no risk because many paid programs have free test versions enabling to check their functionality.