A daily updated filename extension database!

NK2 file extension

The table below provides useful information about the .nk2 file extension. It answers questions such as:

  • What is the .nk2 file?
  • What program do I need to open a .nk2 file?
  • How can the .nk2 file be opened, edited or printed?
  • How can I convert .nk2 files to another format?

We hope you find this page helpful and a valuable resource!

1 extension(s) and 0 alias(es) found in database

✅ Microsoft Outlook 2002 Auto Complete Nick List

NICK file is a Microsoft Outlook 2002 Auto Complete Nick List. Microsoft Office Outlook is a personal information manager from Microsoft.
Category: Data files
Application: Microsoft Outlook
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
NK2 aliases:
NK2 related links:
NK2 related extensions:
Microsoft Outlook Navigation Bar

Microsoft Outlook Template

Microsoft Outlook Profile

Microsoft Outlook Personal Folder File

Microsoft Outlook Form Storage

Microsoft Outlook Rules Wizard

Microsoft Outlook Offline Folder File

Microsoft Outlook Personal Address Book

Eudora Mailbox File

Unix Mailbox

Other types of files may also use the .nk2 file extension.

🚫 The .nk2 file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

bk2, k2, n2, nk, nl2, nm2

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

Nitrous Minecraft GLSL Shader
DataFlex Index
NUKE Script
eSignal Market Depth Data
Navitel v3 Map
FlashGet Database Backup
Aspen HYSYS Backup File

🔴 Can't open a .nk2 file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows cannot open this file:


To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .nk2 file association, check the FAQ.

🔴 Can I change the extension of files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .nk2 file extension, write to us!

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