This summary provides an overview of the key points in the provided text. The new Android 12 compatibility requirements cover various aspects, including device types (handhelds, TVs, watches, and automotive devices), software features, hardware capabilities, security measures, and user interface guidelines. Device makers must ensure their devices meet these requirements to distribute Android 12 or license Google Mobile Services. The document outlines changes in the Compatibility Definition Document (CDD) since Android 11, including new requirements for handheld devices, such as supporting GPU composition of graphic buffers at least as large as the highest resolution of any built-in display and having a Mean Continuous Round-Trip latency of 800 milliseconds or less over 5 measurements. The document also covers security features like VoiceInteractionService, app hibernation, sensor privacy management, data storage encryption, device security, and miscellaneous requirements for handhelds, TVs, watches, and automotive devices.