File Extension Library


.NS4 File Extension

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

What are .NS4 files and how to open them?

Can't open .NS4 file? Are you wondering what it contains? On our site we will explain to you what this file is, what it is used for and what software opens the .NS4 file.

What is a .NS4 file extension?

.NS4 file extension is created by IBM. .NS4 has been classified as Database Files. The format of .NS4 file is Binary.

.NS4 is Lotus Notes 4 Database

Database file created by Lotus Notes 4.x; contain a list of contacts, text notes, e-mail messages, calendars, and other information; stores structured data for personal and business organizational management.

"Domino," the Notes server program, was released in 1996 along with Notes 4.5. Many following updates were only release for Windows, but Lotus Notes 7.0.2 was released for Mac OS X in 2006.

How to fix problems with .NS4 files

  1. You need to update the application that you normally use to open .NS4 files. Only the latest version of the software supports the current .NS4 file format
  2. You need to check the .NS4 file for viruses. To do this, you need to scan it with a popular antivirus (Norton, Nod32, Kaspersky, Dr.Web, etc.)