You find the widgets to use from under the category “Query Elements” in the Elementor settings area. There are two types of widgets in first release widgets for single pages/post and corresponding widgets for archive templates. QE-Posts widget lists posts based on a query you specify including post types. QE – Archive widget lists post based on the archive pages post type but according to your criteria. Both widgets supports most of the same options as WordPress WP_Query function, that includes custom fields and meta query support.
Updated on June 24, 2019