6 demo BO, even so I couldn't scroll all the way down to bottom of the side menu to accessibility the module. This is due to by default the menu doesn't scroll, so you can't look at the links in the direction of the bottom. There exists a absolutely free module https://www.presta-addons-modules.com/en/seo/prestashop-seo-automatic-google-rich-snippets-json-ld-opengraph-twitter-tags-schemaorg.html