Hreflang="en-us": the ISO code with the language applied about the page, followed by the ISO code for that place at which that webpage is aimed (the state/area code is not constantly required) building We are going to include our hook on the header of our template: hook h = ‘MySocialListHeader’ https://thesocialroi.com/story8568566/5-essential-elements-for-prestashop-google-tag-manager