Note that proposed properties aren't an mistake, but a warning, and shouldn't have an affect on rich success displaying. Furnishing them would support your schema markup, And that's why they are advised. - Employing rich snippets may have a big influence on how your pages execute in the search engines. https://socialicus.com/story4586983/how-much-you-need-to-expect-you-ll-pay-for-a-good-prestashop-order-status