Phase one: Upload module zip file from the back-office Module & Services menu tab. Module Manager place using the upload button. After the productive installation module menu, the link will seem within the remaining menu or best menu in back-office much more space. Quite a few scientific studies clearly show https://www.presta-addons-modules.com/es/front-office/prestashop-online-offline-chat-support-with-jivo-chat.html