- Module performs without creating any modify in the prevailing PrestaShop file to ensure that existing customization and topic change will not affect. A friendly URL is a Web address which is easy to read through and features terms that describe the content of the online page. Such a URL https://www.presta-addons-modules.com/en/free-modules/prestashop-preloader-page-loading-image-page-loading-animation-preloading-screen-loading-page.html