Illustration: You might have an e-commerce website with product web pages for different measurements of a certain t-shirt. Eight fields can be obtained by default, and each is accompanied by a list of obtainable key phrases. Some keywords and phrases are mandatory and so are indicated that has a "*". https://www.presta-addons-modules.com/en/seo/prestashop-seo-automatic-hreflang-tags-canonical-tags-on-all-pages.html