Coming in ACF 6.2 are two new features, built-in bidirectional relationship fields and built-in option pages. Relationship fields let you connect two post types together and a bidirectional field means when you update one Custom Post Type, the other one is updated with the change also. Option pages in the WordPress admin allow you to create site-wide variables. Up until now these features required a code snippet to enable, but with ACF 6.2 they can be setup with the user interface.

There is a text summary of the article on the WebTNG website: https://www.webtng.com/acf-6-2-built-...