If you are experiencing performance issues with the videos, the solutions below have fixed all problems to date.
- See if the issue persists by accessing the course with a different browser
- Try the solutions listed on this page https://vimeo.com/help/faq/watching-videos/playback-issues
- Reboot your computer and try again
- If issues persist, submit a ticket describing the issues in detail and any attempts you made to resolve the issue.