What is Rubik Combined Listings?
Rubik Combined Listings is a Shopify app that allows merchants to group separate products and display them as variants of a single listing. Instead of creating traditional Shopify variants, you can visually connect individual products using image, color, button, or dropdown swatches on the storefront. For example, if the same t-shirt is sold in five different colors but each color exists as a separate product in Shopify, the app links them together and displays them as color swatches on the proFeaturedApp Embed Activation
The app embed is responsible for loading the swatch component on your storefront. If it is not enabled, no swatches will be displayed on product pages or collection pages. On the dashboard, you will see an App embed status section with a badge that indicates the current state: Active (green), Inactive, or Action needed (yellow). Depending on the situation, you may see messages such as: 
App blocks offer an alternative way to control where swatches appear in your theme. They are especially useful for product card swatches, as they can improve performance and provide more precise placement. Inside the Manage app blocks modal, you will see an informational banner explaining that app blocks can be used to reposition widgets and optimize rendering. If your theme supports app blocks, using them is recommended. In Easy mode, you can quickly adjust placement without dealing wFew readers
