ASUS Zenfone Max Pro M1 start receiving Android 9 Pie beta update in India After rolling out Android Pie beta update for the Zenfone Max Pro M2 recently, the company has now started Android Pie beta testing for the Zenfone Max Pro M1. It already confirmed. The latest Android Pie update, brings several new features, including Adaptive Battery, that uses machine learning to prioritize system resources for the apps, App Actions, that help you raise the visibility of your app and help drive engagement using machine learning