To Change the Linetype Display Style of Existing 2D Polylines

Select the 2D polylines that you want to change.
Right-click in the drawing area, and choose Properties.
In the Properties Inspector, click Linetype Generation, and then click the down arrow.
Do one of the following:
- Choose Enabled to display the linetype without regard to the polyline segments.
- Choose Disabled to display the linetype centered on each segment, starting and ending with a dash or dot.
Press Esc to remove the selection.