Select Elements and run Crop by Selection or Section Box by Selection.

Store Crop or Section Box will save current Crop Or section Box in Memory. You can restore from that saved box in an interchangeable way.

You can expand or shrink Crop or Section Box trough avaiable buttons.

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.

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.