Select one or more host elements. A form will appear with the list of parameters in common (between host and reinforcement). Then select the parameters to copy. The option to replace value serves to prevent those elements with custom values from being overwritten.

The installer that ran when you downloaded this app/plug-in from Autodesk App Store will start installing the app/plug-in. OR, simply double-click the downloaded installer to install the app/plugin. 

You may need to restart the Autodesk product to activate the app/plug-in. 

To uninstall this plug-in, exit the Autodesk product if you are currently running it, simply rerun the installer, and select the "Uninstall" button. OR, click Control Panel > Programs > Programs and Features (Windows 7/8.1/10) and uninstall as you would any other application from your system.

It does not appear in the list of parameters, those that are empty.