For production-ready use, we recommend downloading the Original format.The viewer version is intended only for use in the web viewer. In the source file, the following are fully preserved:✔ original scene hierarchy✔ unsimplified materials✔ proper texture maps✔ correct object namesIf you are going to integrate the model into a project, choose the original version.Stylized game ready building with optimized texture for mobile base coloring is done with pixel map