Move 1: Add the module zip file from the back again-Business office Module & Services menu tab. Module Supervisor spot using the add button. Once the effective installation module menu, the url will surface within the left menu or leading menu within the again-Place of work a lot more location. https://www.presta-addons-modules.com/en/free-modules/prestashop-preloader-page-loading-image-page-loading-animation-preloading-screen-loading-page.html