Maybe it isn't what you're saying but how you say it that gets you downvoted. It is much more difficult to ask someone to stop doing something than to encourag

Maybe it isn't what you're saying but how you say it that gets you downvoted. It is much more difficult to ask someone to stop doing something than to encourage them to do an alternative thing. Suggest how the alternative activity would bring them greater success. While they may still disagree, at least they'll see that you're on the same team.