Fillet with Round Vertices
Rounding the vertices produces a smooth rounding along all edges and corners. This example will start with a box. 
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- Clicking other edges will show the fillet preview along that edge.
- In some cases, selecting an edge (such as the bottom front edge) will cause another edge to be rounded as well (the bottom side edge), because they meet at a common vertex. These edges are indicated by a green square.
- When all edges are selected, set the rounding radius in the Inspector Bar, and select Finish from the Inspector Bar or the local menu.
Viewing the results in render mode shows the effect of rounding. The common vertex is smoothly rounded. 
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