After you publish a webinar, you can get the registration embeding code, which you can use to insert the registration form on your own website.
Step 1. Schedule a webinar and publish it. Click here to know how to schedule a webinar.
Step 2. After you publish the webinar, you can see the Embed Resgitration code as below:
Alternatively, you can go back to the Webinar list, click on More and you can see Copy the Registration Embed code:
Moreover, you can Edit the webinar, go to the Registraion page and you can find the code:
Please note: The embeding code is only available after you publish the webinar.