1.7.4.7.3.2.  Keys "LoadGeometryEnabled" and "LoadFromCadEnabled"

When clicking on Geometric search (3D) the same-named dialog box opens.

Call dialog box "Geometric search (3D) [Geometric search (3D)] "

Call dialog box "Geometric search (3D) [Geometric search (3D)] "

On the tabbed page 3D files you can hide the buttons Load geometry and Geometry from CAD via config key: