Why is my video slow or skipping? Follow Welcome Anonymous User! Welcome End-User! Welcome Agent! Get Subscribers Updated July 22, 2016 17:33 OK Please refer to our help center article on "Video Buffering". Related articles Video Buffering Why does XFINITY On Campus ask for my university login? Why won't XFINITY On Campus play? Can I access if I live in off-campus housing? Tips to fix most issues on web & mobile!