How to create a Landing Page?

If you’re building a landing page, you’d need to remove both your Header & Footer placeholder blocks.

In order to remove/hide the header and the footer blocks, you need to edit the page that you intend to use as a landing page and in the right sidebar, just make sure to disable the Global layouts for the header and footer, then select the Remove Header and Remove Footer options from the dropdowns:

The final step is to update the changes on that page and check to see if everything works as expected.