The prestashop addon helps you to incorporate Open Graph and Twitter tags automatically on all pages with the website.The addon Open Graph protocol enables any Net page to become a rich item in a social graph. - Module will work without making any modify in the present PrestaShop file making https://www.presta-addons-modules.com/en/seo/prestashop-seo-automatic-hreflang-tags-canonical-tags-on-all-pages.html