An nvf file extension is related to the Visicontrol MVS-20 Non-Volatile memory backup format.
There is one other file type using
the NVF file extension!
.nvf - Creative Labs Nomad recorded voice
NVF file extension - Visicontrol MVS-20 Non-Volatile memory backup
What is nvf file? How to open nvf files?
File type specification:
The nvf file extension is used for some sort of backup files used in machines produced and sold by German company Visicontrol.
Most likely some old format without support. No further information could be found.
This nvf file type entry was marked as obsolete and no longer supported file format.
This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.