3 ms·You can't. Welcome to the post-500 club.by maaku 15y agoYou can't. Welcome to the post-500 club.malandrew 15y agoReally? You can't undo votes only after you pass 500? What's the logic in that?maaku 15y agoYou can't undo votes period, as far as I know (please correct me if I'm wrong). 500 karma is when you get the ability to down-vote.