The featured content helps to featuring other media than the default featured image from WordPress on a regular post or static page. For example sliders, carousels, videos, maps or any kind of interactive elements. The plugin adds a metabox in the edit page for saving an embedded code. Note that a small coding is required to display the featured content in the right location of your template. You can display the featured content in the desired location of the page with a set of functions that you call from your template. The plugin CMB2 is required for creating metaboxes.
Functions
the_featured_content() takes the current post or page ID and outputs the featured content.get_the_featured_content($post_id) has one optional parameter (post or page ID) and returns the featured content as a string.has_featured_content($post_id) has one optional parameter (post or page ID) and checks whether a featured content exists.