You can do this with /api/v3/community/hide, or in the database by setting community.hidden. Unfortunately this is not available from lemmy-ui yet.
From a comment by nutomic: https://lemmy.ml/comment/16090216
Context: https://lemmy.ca/comment/13891923
Not sure if that feature was known to everyone, so sharing this as its own post.
Indeed. Don’t worry, your instance will be fine, nobody is changing any feed for anyone, and I’m sure @rikudou@lemmings.world would ask the instance member feedback before doing anything.
!AskUSA@discuss.online might interest you too
Thanks - I’ve subbed & will check it out.