This write-up is marked obsolete because the content is from date. It's not presently accepting new interactions. - Module works without making any alter in the existing PrestaShop file to make sure that existing customization and concept modify don't impact. You should Verify the demo instance beneath wherever the module https://www.presta-addons-modules.com/en/front-office/prestashop-scrolling-info-based-on-selected-category-and-language.html