WooCommerce pre-render

gistfile1.txt

/*
| --------------------------------------------------------------------------
|  Prerender the checkout page from the cart
| --------------------------------------------------------------------------
| 
+*/

add_action( 'wp_head', function(){

  global $woocommerce;
  
  $checkout_url = $woocommerce->cart->get_checkout_url();

  if(is_cart()) 

    echo " <link rel='prerender' href='$checkout_url'> ";

});