In additon to elisolution's answer earlier mentioned, this also checks no matter if we are literally on the house web page (not simply whether or not the canonical was set or not). I examined this Resolution a bit and as far as I'm able to see, it really works as envisioned. https://addons.prestashop.com/it/seo-indicizzazione-naturale/31857-google-rich-snippet-automatico-json-ld-open-graph-seo.html