hmmm, i just followed/unfollowed this one without any difficulty. I know people hate to hear this but I'd try deleting cache/reloading the page and seeing if that fixes it (the online equivalent of turning it off and on again )
I can't unfollow a forum


I kkep pressing unfollow and it said great u will be noified when someone postes a comment
Are you blocked by the OP of the topic?
What's the link?

https://www.chess.com/daily-chess-puzzle scroll down

Staff are looking into it but it might be due to some changes being made.
Of course, now I'm going to get a lot of notifications on today's puzzle

I checked if following and unfollowing the Daily Puzzle forum worked. It doesn't, and now I'm getting notifications from a place I don't want them.
I kkep pressing unfollow and it said great u will be noified when someone postes a comment