Displaying Linetypes on Short Segments and Polylines

To change the linetype display of existing polylines

1. On the Object Properties toolbar, choose Properties.
2. Select the polyline whose linetype display you want to change.
3. In the Modify Polyline dialog box, change the setting of LT Gen (polyline linetype generation).
4. Choose OK.

Object Properties toolbar:
Command line equivalent: DDMODIFY