Search engine marketing means "Seo". It represents a list of procedures and best methods aimed toward increasing the visibility of a web site on search engines. Improve the indexing of the Prestashop urls in Google. This module AUTOMATICALLY adds, with no need for any guide configuration, the "canonical" and "hreflang" https://greatbookmarking.com/story19234316/the-best-side-of-balises-hreflang-automatiques-et-balises-canoniques-seo