When you select Google rich snippet or Schema.org example, you must overwrite test input data with your individual.You may increase or remove fields/Attributes that you don't use. Please check the demo occasion below, in which the module is set up and configured in debug mode. It is working good within https://www.presta-addons-modules.com/en/seo/prestashop-htmlcssjsonline-chatssoftware-integration.html