3. Publish with a demo domain name

At the Builder page, click on the "Publish" button on the left corner of the screen to publish the Landing Page under the Webcake demo domain.

After publishing, click Open page to see the demo link.

Note: Webcake demo domain will expired after 10 mins, you need to re-publish to see the preview. For long-term, you need to use your own domain to publish landing page.