Why is YouTube Live Chat slow? hectic December 12, 2017 13:36 Follow If you have zero viewers, the chat will be slower. There is also a limit on how often apps can check for new chat messages. Related articles Quick-Start Guide How do I set YouTube Channel Category & Game Title How to choose the best Twitch server? How to mirror to VLC or OBS? 8 OBS tips to make your stream run smoothly Comments 0 comments Article is closed for comments.