Add source tag and its src and type attributes to Member Directory allowed HTML

my_pmpromd_allowed_html.php

<?php
/**
 * Add source tag and its src and type attributes to Member Directory allowed HTML
 *
 * Resolves issue with audio and video not playing
 *
 * You can add this recipe to your site by creating a custom plugin
 * or using the Code Snippets plugin available for free in the WordPress repository.
 * Read this companion article for step-by-step directions on either method.
 * https://www.paidmembershipspro.com/create-a-plugin-for-pmpro-customizations/
 */
 
function my_pmpromd_allowed_html( $allowed_html ) {
	$allowed_html['source'] = array(
		'src'   => [],
		'type'  => [],
	);
	
	return $allowed_html;
}
add_filter( 'pmpromd_allowed_html', 'my_pmpromd_allowed_html' );

This snippet is not required with Member Directory v2.0.4 and newer.