Step six: Have the preloader image or gif image or animation image URL to incorporate from the module back-Office environment. A friendly URL is an internet address that's easy to go through and contains words and phrases that describe the content of the net page. This type of URL assistance https://www.presta-addons-modules.com/en/front-office/prestashop-social-media-like-block-based-on-selected-categories-languages-pages.html