In order to set a custom made canonical URL for a particular product, category, CMS, company or provider webpage, then go to the configuration of this website page, pick the option "Custom URL" and write the personalized canonical url of one's preference. You need to use a Resource like AuthorityLabs https://addons.prestashop.com/pt/seo-referenciamento-natural/31857-rich-snippets-automaticos-json-ld-opengraph-seo.html