If you’re here it’s because your WooCommerce website is slow and you’re wondering why the “/?wc-ajax=get_refreshed_fragments” URL generates delays and server loads (spikes).
Besides, there is too much online literature about WooCommerce Ajax Cart Fragments (including specific plugins and performance plugin options), and you want to learn quickly what they are before understanding if and how you should disable them.
Performance optimization tools like Pingdom and GTMetrix often put the blame on this little WooCommerce functionality. And disabling it carefully can give you a boost in speed, page load and ultimately sales conversion rate.
So here’s all you need to know.