Select this mode to change an existing vertex to a different type of control point: corner, Bézier, cubic, radius, or fillet (circular arc) point.
To reshape a 2D polyline or polygon by changing a vertex:
1. Select the polyline or polygon to change.
2. Click the Reshape tool from the Basic palette.
3. Click the Change Vertex mode from the Tool bar.
4. From the Tool bar, select the new type of control point for the vertex.
Change vertex does not work on a midpoint handle. Select only a vertex point.
5. Click on a vertex to change it to the new type.
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