Files with ucn file extension might be found as configuration storage files from U-Act software by Unisys.
UCN file extension - U-Act Configurator configuration storage
What is ucn file? How to open ucn files?
File type specification:
The ucn file extension is mainly related to the U-Act Configuration software solution by the Unisys.
The ucn file contains configuration storage data. Perhaps older product replaced by newer one.
This ucn file type entry was marked as obsolete and no longer supported file format.
This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.