Allow UDP destination ports 5198-5199 between Internet and PC in both directions?

I recently got a big box TV for free. Realized it had no HDMI inputs, so I got an HDMI to AV component converter. When I plug my Apple TV in, it works fine. But, when I used it for...

When I try to make my character fun in a game by pressing shift they run for a bit then stop even when my finger is still on shift. how can I fix this? Sometimes it doesnt work at ...