File Extension Library

.NUP File Extension

  • Developer by: ESET
  • Category: Misc Files
  • Format: Binary

What are .NUP files and how to open them?

Can't open .NUP 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 .NUP file.

What is a .NUP file extension?

.NUP file extension is created by ESET. .NUP has been classified as Misc Files. The format of .NUP file is Binary.

.NUP is Smart Security Update File

A NUP file is an update file used for updating ESET Smart Security, a personal firewall, antispam, antivirus, and antispyware program. It contains the update name, software version and build, category, date, file size, and the update module data. NUP files are also used by other ESET products, including Cybersecurity for Mac.

ESET Smart Security was replaced by ESET Internet Security, an improved security program. It features multi-layered security for Windows users as they browse the web.

List of all softwares that can open the Smart Security Update File
ESET Internet Security
ESET Cybersecurity for Mac

How to fix problems with .NUP files

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