Is there a way to make MP’s actually really private ? Where an admin can not access other members MP’s unless there’re invited with a flagging or a tag ?

Yes, check Discourse Encrypt (for Private Messages)

Tornar os MPs realmente privados

Falco (Falco) 3 Dezembro , 2020 15:12 2

Tópico		Respostas	Vistas
How to make it so that admins are not able to view private messages of their users? Support	10	1993	9 Maio , 2019
How alert if admin/mods read users PM? Support	9	1327	14 Fevereiro , 2022
Are PMs truly private and not crawlable? Community Building	4	1317	16 Agosto , 2020
Can I view private messages as an Admin? Support	13	5301	14 Setembro , 2020
Can true private messages be implemented? Feature	28	5807	9 Março , 2020