Question string is taken out only when essential, pagination is retained and dealt with (an existing "prev/next" system is required, more recent PS now does it) Canonical URLs are utilised to stop replicate written content and to indicate to engines like google that is the “first” webpage. It is actually https://addons.prestashop.com/nl/seo-zoekmachineoptimalisatie-vermelding/31857-automatische-google-rich-snippets-json-ld-opengraph-seo.html