Also Theme Cosmos architecture makes the application run on the Single Page Application model where the platform tends to only reload the required elements when needed this overall enhances the performance and the application load time.
Also with Theme Cosmos you will be to incorporate the Url Mapping and would be able to create hybrid apps where you can utilize the landing pages from Constellation architecture.
1.Identify and document all the UI rules (sections, harnesses, etc.) that will be impacted by the transition
2.the application is responsive and works well on various devices, including desktops, tablets, and smartphones
3.Transitioning to Theme Cosmos in your existing application involves careful planning, rule conversion, and thorough testing. The benefits include a modern, consistent, and responsive UI, which can significantly enhance user experience and application performance. Ensure you understand the changes and leverage Pega’s resources to facilitate a smooth migration.