Add third level menu on wordpress
Add a new item to the array like displayed below: add_action( ‘init’, ‘my_custom_menus’ ); function my_custom_menus() { register_nav_menus( array( ‘primary-menu’ => __( ‘Primary Menu’ ), ‘secondary-menu’ => __( ‘Secondary Menu’ ), ‘third-menu’ => __( ‘Third Menu’ ) )); }