From the Help Center, click Video Learning.
You’ll see Webinars – On Demand labeled at the top of the page on the left. Under that headline, you’ll see a list of webinars you can join and attend whenever it’s convenient for you.
Just click the title of the webinar you’re interested in, then click the image on the next page.
Fill out the registration form and click Join Webinar in Progress to start the webinar. (It will start automatically.)