...
Either load the plugin for the current session only by opening a part then and going to Tools -> Auxiliary Applications (in the ribbon bar) -> Register (select
<installation directory>/creotk.dat
) -> StartOR automatically load the plugin on Creo startup by clicking on File → Options → Configuration Editor and add an option with name
toolkit_registry_file
and value$3YOURMIND_CREO_PLUGIN_INSTALL_DIR\creotk.dat
.
...