Installation ArticlesOpenCart 4.x.x.xOpenCart 2.2.0.0, 2.3.0.2, 3.x.x.xOpenCart 2.1.x.xAdding script to your theme JavaScript fileAdding Product Feed to KlaviyoOrder Status MappingNewsletter List IDDoc navigation← About the extensionTroubleshooting → Was this article helpful to you? Yes No How can we help? Name Email subject message