.NK2 File Extension

Outlook 2002 Nickname File

Developer Microsoft
3.3  |  3 Votes

What is an NK2 file?

Contains the nickname for an Outlook user that is a associated with a user profile; allows a user to create a nickname and assign the name to an e-mail address.

More Information

Outlook 2002 and later uses NK2 files. Previous versions of Outlook use .NICK files.

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Programs that open or reference NK2 files


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