Adding search query parameter to new WP_Query

Adding search query parameter to new WP_Query .php

<?php
$paged = ( get_query_var( 'paged' ) ) ? get_query_var( 'paged' ) : 1;
$args = array(
				'post_type' => array('post', 'page', 'custom_post_type'),
				'posts_per_page' => 12,
				'paged'          => $paged,
				's' => $s, // $s ADDS IN THE SEARCH QUERY
			);