The File Extensions Database


.NR3 File Extension

  • Developer by: Nero AG
  • Category: Disk image (ISO) binary Files

What is an .NR3 file?

.NR3 is Nero CD-ROM (MP3) compilation

The nr3 file extension was in the past used for CD compilation of MP3 music created using Nero Multimedia Suite programs. Most likely used only in older versions of the program. These files were used for burning purposes.


How to open:

You should be able to work with these files using Nero.

How to convert:

Compilations are often burned to media disk, however, they can also dissected to individual media files.

How to solve problems with NR3 files

  • Associate the NR3 file extension with the correct application. On :
    Windows: Right click on any NR3 file and then click "Open with" > "Choose another app". Now select another program and check the box "Always use this app to open *.NR3 files". Mac: Right click (or Ctrl-click) the NR3 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 .NR3 is Nero CD-ROM (MP3) compilation. Because only the current version supports the latest NR3 file format. Search, therefore, e.g. on the Nero AG manufacturer website after an available .NR3 is Nero CD-ROM (MP3) compilation update.
  • To make sure that your NR3 file is not corrupted or virus-infected, get the file again and scan it with antivirus software.