Also works for me, Org version 9.5.

Could it be that just the keybinding got un/redefined somehow? Have you
tried running M-x org-insert-structure-template?

--Diego

On Wed, Jan 27, 2021 at 10:45 PM <tomas@tuxteam.de> wrote:

> On Wed, Jan 27, 2021 at 09:29:14PM +0000, JRSS wrote:
> > Hi,
> >
> > This has been missing for a while for me and I recently checked the
> manual. It seems like org-insert-structure-template doesn't exist. I tried
> Emacs -q, same thing. I also loaded org-tempo, thought it has something to
> do with it, but nothing.
>
> Hm. Works for me (Org 9.4.4).
>
> > How do I activate is so that C-c C-, works?
>
> Strange. C-h f org-insert-structure-template turns up empty?
>
> Cheers
>  - t
>