Installing mathStatica GOLD

Which version of Mathematica are you using? Mathematica 14.1 Mathematica 14.0   Mathematica 13 Mathematica 12   Mathematica 11 Mathematica 10   Mathematica 9 Mathematica 8   Mathematica 7 Mathematica 6     Mathematica 5 Mathematica 4

Different versions of mathStatica are optimised for different versions of Mathematica: see the compatibility table.