Run the Output Factory Installer found on Output Factory installer disk image.
Applications/<Adobe InDesign folder>/Plug-Ins/Zevrix
Output Factory will be installed into the following location:
To uninstall Output Factory, delete the related files and relaunch InDesign.
Note: Due to an InDesign bug on some international systems, under some rare conditions the Zevrix menu stays after uninstalling Output Factory. In this case, please download and run this script when InDesign is open.
For the most up-to-date system requirements, please visit Output Factory page