Hreflang="en-us": the ISO code for that language employed around the website page, followed by the ISO code for that nation at which that webpage is aimed (the state/region code is not really always expected) che voi sappiate c'e' modo di integrare nel codice di prestashop il tag per Google Tag https://johsocial.com/story9178520/the-5-second-trick-for-hreflang-not-using-canonical