Documentation Group
This is in the Documentation section of the Learning and Support Tab.

Scripting Help
The Scripting Help button opens an external web browser to the Ansys Zemax OpticStudio for developers page. An internet connection is required to access this page. The page includes documentation of the Namespaces and Classes used in the ZOS-API. Several templates and sample codes are provided for C++, C#, Python, MATLAB, and Mathematica.

What's New
The What's New button opens an external web browser to the What’s New page in the Ansys Download Center, where new feature breakdowns for the major releases of various products can be downloaded.

Release Notes
The Release Notes button leads to the Ansys Help location containing the release notes for this version of Ansys Zemax OpticStudio.
