I found the topic only available in 2019 (RWS Documentation), not in 2021 or 2022.

Please provide the link you have so we can check we're looking for what you think is missing.
Paul Filkin | RWS Group
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Please provide the link you have so we can check we're looking for what you think is missing.
Paul Filkin | RWS Group
________________________
Design your own training!
You've done the courses and still need to go a little further, or still not clear?
Tell us what you need in our Community Solutions Hub
Thank you. So I had to use this (from your 2019) to look as the search didn't find anything as you probably know already:
This only takes me as far as this in 2022 SR2: "Configuring XML 2 OASIS DITA 1.3 file types" and you are correct we don't see the section on Enabling the DITA Preview. The filetype itself shows this and I think it's the same:
Patrik Mazanek can confirm, and can probably review with the documentation team as needed.
Paul Filkin | RWS Group
________________________
Design your own training!
You've done the courses and still need to go a little further, or still not clear?
Tell us what you need in our Community Solutions Hub