Select the Trim INTERNAL Lines and Polylines radio button to clean lines within a boundary that may cross the boundary.

Select the Trim EXTERNAL Lines and Polylines radio button to clean lines that are outside and cross/intersect the selected boundary.

In the Additional Options for Trimmed Lines area,

The Trim and Erase Trimmed Line(s) is the default operation and will just trim the lines that cross or intersect the selected boundary.

Select the Change Trimmed Line Width(s) option to edit the polyline width after trimming. The New Width edit box will be enabled to set the new width of the Polylines that will be trimmed

Select the Move Trimmed Lines to New Layer option to move the trimmed objects to a new layer. The New layer list will be enabled to select an existing layer, or pick *New Layer* at the bottom of the scroll list to create a new layer and color.

Pick OK and the following prompt appears:

PROMPT:  Select polyline polygon(s) to clean out: Pick the closed 0-width polygon(s) to be cleaned and press <Enter> when done selecting.

The installer that ran when you downloaded this plug-in from the Autodesk App Store has already installed the plug-in. To uninstall this plug-in, click Control Panel > Programs > Programs and Features, and uninstall as you would any other application from your system. For Installation Help and Requirements, visit our Apps Support page