How do I block different subreddit things from my feed? I can’t figure it out. I tried search for them but I don’t see a way to do it once you’re directly on the sub.. using iOS with kbin as an “app”

How do I block different subreddit things from my feed? I can’t figure it out. I tried search for them but I don’t see a way to do it once you’re directly on the sub.. using iOS with kbin as an “app” on my Home Screen.