How to fix a corrupt nk2 file

Written by charles poole
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How to fix a corrupt nk2 file
Repair your NK2 files with the Windows 7 file checker. (computer image by Hao Wang from

The NK2 files on your Windows 7 computer are used for the Microsoft Outlook program. When these files aren't working properly, you will not be able to send or receive e-mails. Fixing your NK2 files is not very hard when you employ the Windows 7 file checker. This is a program that is built into your Windows 7 operating system. The program will scan your computer files and repair any broken or corrupted files with correct versions.

Skill level:


  1. 1

    Click on the "Start" button and then go to the "All Programs" menu.

  2. 2

    Click on the "Accessories" button and then right click on the "Command Prompt" option from the menu.

  3. 3

    Choose the "Run as administrator" option from the menu and type your administrator password into the field provided.

  4. 4

    Type "sfc /scannow" into the command prompt and press the "Enter" key.

  5. 5

    Wait for the program to fix your NK2 files and any other system files that are broken or corrupted.

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