Create: select type in the list -> double click or click create button -> create mode is active.

Change : select elements -> select type in the list -> double click or click change button -> elements type is changed.

Property: select type in the list -> double click or click property button -> show up the property window.

Select_V: select type in the list -> elements of the type will be selected in the current view.

Select_E: select type in the list -> elements of the type will be selected in the entire project.

Delete: select type in the list -> type will be deleted.

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.