Open Graph Protocol can be a schema markup (It's also known as a vocabulary) designed by Fb in order to combine and relate World-wide-web pages and develop its rich representation within the social graph. In observe, Open Graph permits Facebook's Like If you do not consent to utilization of cookies, https://infopagex.com/story4860441/about-prestashop-scroll-to-top-of-page-move-on-a-page-from-bottom-to-top