<?php
/********* DO NOT COPY THE PARTS ABOVE THIS LINE *********/

/* Remove All Yoast SEO OpenGraph Output
 * There is an on/off switch in the plugin Admin > SEO > Social > Facebook
 * Credit: Unknown
 * Last Tested: Apr 01 2017 using Yoast SEO 4.5 on WordPress 4.7.3
 */

add_action('wp_head', 'remove_all_wpseo_og', 1);

function remove_all_wpseo_og() {
  remove_action( 'wpseo_head', array( $GLOBALS['wpseo_og'], 'opengraph' ), 30 );
}