A daily updated filename extension database!

NU3 file extension

The table below provides useful information about the .nu3 file extension. It answers questions such as:

  • What is the .nu3 file?
  • What program do I need to open a .nu3 file?
  • How can the .nu3 file be opened, edited or printed?
  • How can I convert .nu3 files to another format?

Table of Contents

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

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

✅ Norton Utilities Backup Data

.nu3
Description:
NU3 file is a Norton Utilities Backup Data. Norton Utilities is a utility software suite designed to help analyze, configure, optimize and maintain a computer.
NU3 format description not yet available
Category: Data files
Application: Norton Utilities
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
NU3 aliases:
-
NU3 related links:
-
NU3 related extensions:
Norton Utilities FileSaver Volume Data

Norton Utilities FileSaver Index Data

Norton Utilities FastFind Data

Norton Utilities FileSaver Data

Norton Utilities UnErase Data

Norton Utilities Disk Doctor Data

Norton Utilities Data

Norton Utilities Speed Disk Data

Norton Utilities Data

Norton Utilities SendTo Data

Other types of files may also use the .nu3 file extension.

🚫 The .nu3 file extension is often given incorrectly!

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

mu3, n3, un3

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

Myriad Packed Musical Score
Notation3 Document
Unreal 2: The Awakening Game Data

🔴 Can't open a .nu3 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:

example.nu3

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 .nu3 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 .nu3 file extension, write to us!

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