Why won’t my second Xbox controller connect?

0:001:35Xbox Controller Won’t Connect or Sync Fix – YouTubeYouTubeStart of suggested clipEnd of suggested clipIf it’s still not working keep the USB cable plugged into the controller. And check to see if itMoreIf it’s still not working keep the USB cable plugged into the controller. And check to see if it needs an update. When you go into the controller settings you can see if it needs a firmware update.