Hello Julian!

On Thu, 15 Oct 2020 at 00:08, jbf <roma83537@gmail.com> wrote:

> I wonder if someone could explain to me what controls (or how to
> control) the space between Chapter and chapter number in my TOC given
> the setup I have.
>
> At the moment I get ChapterOne instead of Chapter One, and I do not know
> what is causing that.
>

First of all you don't get space even in the chapter header and as such it
passes to TOC.
Adding a space in \setuplabletext will do the trick for both chapter
headers and TOC.

\setuplabeltext
   [en]
   [chapter=\bf Chapter\ ]

Regards,
Jano