There are 3 other file types using
the HFX file extension!

empty icon.hfx - HotFax data file

empty icon.hfx - Harvard Graphics F/X file

empty icon.hfx - Pinnacle Hollywood FX special effects file

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HFX file extension - US Robotics Rapid Comm voice data file

What is hfx file? How to open hfx files?

File type specification:

Various data file type icon Various data file type

The HFX file extension is associated with accessories developed by US Robotics. The .hfx file stores Rapid Comm voice data.

The HFX file format seems to be obsolete and supported by the developer.


Help how to open HFX files:

This file type is not meant to be opened directly, there is no software that could open and work with it directly, or there is no information available in public sources about opening this file type. This is usually the case of some internal data files, caches, temporary files etc.

How to convert file with extension HFX:

As far as we know, this .hfx file type can't be converted to any other file format. This is usually the case of system, configuration, temporary, or data files containing data exclusive to only one software and used for its own purposes. Also some proprietary or closed file formats cannot be converted to more common file types in order to protect the intellectual property of the developer, which is for example the case of some DRM-protected multimedia files.

Related links:

US Robotics website

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