How to open HMX files
Did your computer fail to open a HMX file? We explain what HMX files are and recommend software that we know can open or convert your files.
What is a HMX file?
HMX files are Help & Manual Project files, which you can read more about below.
The HMX file extension indicates to your device which app can open the file. However, different apps may use the same file extension for different types of data. So a HMX opener may not be able to open all kinds of HMX files. In this case, though, we only know of one specific use.
Help & Manual Project
Project file for version 4 of the help authoring software Help & Manual.