A quick video showing how to embed a registration widget, pick the widget type, configure it, and paste the snippet onto your site. See the widget text articles for the deeper walkthrough.
Shows you how to install a widget on a third-party landing page
Even though the installation process for widgets will vary based on the third-party page builder you use, the workflow is essentially the same.
Here is a short video showing the process of installing the Embedded form on a Hubspot landing page, to give you an idea of what to expect: