The File Extensions Database


.BN4 File Extension

  • Developer by: FMJ-Software
  • Category: Audio and sound Files

What is an .BN4 file?

.BN4 is Yamaha DX100 voice

The bn4 file extension is related to Yamaha DX100/DX21/DX27 voice SysEx dumps. Format used by some older Yamaha FM-synthesis instruments.

Most likely some old format without support. No further information could be found.


How to open:

Use Awave Studio to work with *.bn4 files.

How to convert:

Probably can exported to other formats.

How to solve problems with BN4 files

  • Associate the BN4 file extension with the correct application. On :
    Windows: Right click on any BN4 file and then click "Open with" > "Choose another app". Now select another program and check the box "Always use this app to open *.BN4 files". Mac: Right click (or Ctrl-click) the BN4 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 .BN4 is Yamaha DX100 voice. Because only the current version supports the latest BN4 file format. Search, therefore, e.g. on the FMJ-Software manufacturer website after an available .BN4 is Yamaha DX100 voice update.
  • To make sure that your BN4 file is not corrupted or virus-infected, get the file again and scan it with antivirus software.