Files that contain the .xnk file extension are most commonly associated with the Microsoft Exchange communications software application. Microsoft Exchange is a collaboration and communications server software, often used by companies to facilitate communications and project management.
The XNK files that are used by this software contain shortcut files that open an associated folder within the Microsoft Exchange application. The XNK shortcut files are created when a user drags a folder from the Folder List that is locate in the Exchange application to the Windows desktop. This provides a user with one-click access to the folder from their Windows desktop.
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