Selections

New Select Edges by Convexity

Select all Convex or Concave edges or both, which faces angle is over the given Angle Threshold.

If the additional "Range" parameter is used, only the edges between (angle + range) and (angle – range) will be selected.
Ctrl+Click: on Convex, Concave or Concave & Convex buttons enables the interactive mode, which is optimized for large meshes and allows you to instantly select the edges while changing the Angle Threshold.

The Get button gets the angle between the selected edge faces.

Select Hard Edges

Select all the edges which faces do not shared any Smoothing Group.

Expand Selection By Smoothing Group

Expands the current selected faces using their exact Smoothing Group.

Expand Selection By Smoothing Surface

Expands the current selected faces using any of their Smoothing Groups.

Expand Selection By Element

Expands the current selected faces to the mesh Element.

Isolate Selection

In Face mode Isolates the current selected faces.

In Edge mode Isolates the faces using the selected edges..

In Vertex mode Isolates the faces using the selected vertices.

Shift+Click: Automatically isolate the Element using the selected faces.

Ctrl+Click: Zoom the selected faces.