Woocommerce User Welcome Email

For users who registered via Woocommerce, you must use this code for them to be able to receive a Welcome email.

add_action("woocommerce_created_customer","um_122421_woo_created_customer", 10, 3);
function um_122421_woo_created_customer( $customer_id, $new_customer_data, $password_generated ){
um_fetch_user( $customer_id );
UM()->user()->approve();
}