.NLK File

The nlk file extension was used in Outlook 2003, email client for files that contain stored e-mail cookies. Probably one of the supporting files from the program, and no longer used.

This nlk 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.

How to open:

Probably not meant to be accessed by the user.

How to convert:

Probably cannot be converted to anything else.