This guide explains how to add Expo and React Native to an existing native application using the integrated approach. It covers prerequisites, project setup, and specific configurations for both Android and iOS platforms. You'll learn to create a React Native view within your native app without a complete rewrite.

Expo SDK 54 beta has been released, allowing developers to test new features and improvements, including React Native 0.81 and React 19.1.0. Significant enhancements include precompiled XCFrameworks for iOS, support for Liquid Glass icons, and changes to dependency handling for React Native modules. Additionally, the beta introduces updates to the Expo UI and modifications to build processes for Android applications.