Android 17, now at platform stability with Beta 3, allows final app testing and Play Store submissions. The update introduces various features for building improved apps, including new APIs. Developers of SDKs and libraries need to update their tools to prevent compatibility issues. Testing involves checking for functional and UI problems related to behavior changes. Key changes include resizability on large screens and enforcement of read-only for dynamically loaded native libraries. Enhancements are coming to media and camera, with features like Photo Picker customization and RAW14 support. New APIs also provide vendor-defined camera extensions.Bluetooth LE Audio hearing aid support and granular audio routing are also available. Performance and battery optimization include reduced wakelocks with listener support for alarms. Privacy updates encompass a system-provided location button and discrete password visibility settings. Security features include enforced read-only dynamic code loading and PQC hybrid APK signing. User experience improvements include better widget support and hidden app labels. Additional features include a redesigned screen recording toolbar and VPN app exclusion settings. OpenJDK 25 and 21 API updates are also included with these changes.