A mon avis vous parliez de réecriture d'URLs. Ce module par exemple semble supprimer l'ID de l'URL : Generally, modifying the HTML or HTTP is ok when you'll want to adjust a handful of pages after a while, but this technique won’t provide you very well In the long term https://www.presta-addons-modules.com/en/seo/prestashop-seo-automatic-hreflang-tags-canonical-tags-on-all-pages.html