[Onetouch] Add custom shortcode after header on all pages

functions.php

/**
 * Custom shortcode on all pages
 * in header.php
 *
 * @since 1.0.0
 */

function shortcode_after_header ()
{

echo do_shortcode('[Your shortcode MUST be HERE]');

}

add_action('reactor_content_before', 'shortcode_after_header', 1);