I would like to help folks with first posts.
But all I see is "No action required."
Is there a setting to have it show only posts that need action?
'No Action Needed' is a decision that you can make if there's nothing to do with a first post. Usually there is; you can upvote or downvote, add a comment, upvote and existing comment, (suggest an) edit or flag the question. Whenever you take one of these actions, the 'No Action Needed' will be disabled and the 'I'm Done' button will be enabled: