The File Extensions Database


.NS2 File Extension

  • Developer by: IBM
  • Category: Database Files
  • Format: Binary

What is an .NS2 file?

.NS2 is Lotus Notes 2 Database

Data file created by Lotus Notes 2.x; contains contact list, notebook, calendar, and other information; used to store contact information and to collaborate with other Lotus Notes users.

How to solve problems with NS2 files

  • Associate the NS2 file extension with the correct application. On :
    Windows: Right click on any NS2 file and then click "Open with" > "Choose another app". Now select another program and check the box "Always use this app to open *.NS2 files". Mac: Right click (or Ctrl-click) the NS2 file, then click "Open with" > "Other...". Then choose another program and check the "Always Open With" box. Linux: Right click on the file, and select "Open with" and choose another program. iPhone: Tap the file. If you do not see an app to open the file, then tap Share "Share" and choose an app. Alternatively, save the file. Then open the Files app Files app. There long-press on the file, then release your finger. You will see a black menu bar. Then tap "Share" and select an app. Android: Tap the Settings icon on your smartphone, then tap on the Apps section. There tap the Options icon in the top right-hand corner of the screen to change the default apps.
  • Update your software that should actually open .NS2 is Lotus Notes 2 Database. Because only the current version supports the latest NS2 file format. Search, therefore, e.g. on the IBM manufacturer website after an available .NS2 is Lotus Notes 2 Database update.
  • To make sure that your NS2 file is not corrupted or virus-infected, get the file again and scan it with antivirus software.