HFX file extension - HotFax data
What is hfx file? How to open hfx files?
File type specification:
The hfx file extension is associated with the HotFax an application developed by Smith Micro.
The hfx file stores various data used for internal purposes of the HotFax application.
HotFax is obsolete product.
This hfx 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.