What is the purpose of Smooth Lines?
To smooth a polyline, making it into a continuous curve.
When is Smooth Lines active?
When a Map window is active, a layer is editable, and a polyline is chosen.
Note: While Smooth is available when any object is chosen, it only smooths a polyline. It does not smooth a polygon or a rectangle.
How do I access Smooth Lines?
On the SPATIAL tab, in the Edit group, click Fix/Clean, and Smooth Lines.