The final step is to optimize offline mode by applying some best practices and tips. This includes minimizing the app size and data usage by compressing, pruning, and lazy-loading assets and data. Additionally, you can maximize the app performance and user experience by prefetching, updating, and invalidating cached assets and data. It is also important to secure the app data and user privacy by encrypting, authenticating, and sanitizing offline data. Moreover, you can customize the app behavior and appearance by using different themes, icons, and layouts for offline mode. Lastly, you should analyze the app usage and feedback by using analytics, crash reporting, and user testing tools.