I have sent the file.  I attach again.

> Sent: Saturday, February 13, 2021 at 4:28 PM
> From: "Emanuel Berg via Users list for the GNU Emacs text editor" <help-gnu-emacs@gnu.org>
> To: help-gnu-emacs@gnu.org
> Subject: Re: font-lock as a single command
>
> Christopher Dimech wrote:
>
> > But now I have a problem. Reading a file does not apply
> > supinf. However, hitting "H-t" does nothing, rather than
> > enabling it.
> >
> > It is only with the hook that the functionality is enabled.
> > Perhaps "supinf-enable" is not working, am not sure.
>
> Please include the source when you ask... "ask" :P
>
> --
> underground experts united
> http://user.it.uu.se/~embe8573
> https://dataswamp.org/~incal
>
>
>