They are binary add-ons so they are present but disabled by default. If you go to add-ons>my add-ons>look and feel>visualisation> you should see then and can enable the ones you want.
They are binary add-ons so they are present but disabled by default. If you go to add-ons>my add-ons>look and feel>visualisation> you should see then and can enable the ones you want.
