Thread:Project:Support desk/How to enable the drop down list of "View templates on this page"

http://en.wikipedia.org/w/index.php?title=Hein%C3%A4vesi_Church&action=edit

On the bottom of this edit page, there are two collapsible templates and categories list. How to enable this function?

It looks like only English version wikipedia have this collapsible list neither zh nor ja.