The drawback to using approaches 1 and a pair of is the fact both equally will decelerate your site load time. If you have numerous translations and variants of the information and so are acquiring that it's generating a problem, the third option could be greatest. PrestaShop also enables buyers https://addons.prestashop.com/pl/seo-pozycjonowanie-naturalne/30904-automatyczne-tagi-hreflang-i-tagi-kanoniczne-seo.html