Android 9 features and APIs | Android Developers
developer.android.com › about › versionsOct 27, 2021 · Android 9 adds platform support for the IEEE 802.11-2016 Wi-Fi protocol—also known as Wi-Fi Round-Trip-Time(RTT)—to let you take advantage of indoor positioning in your apps. On devices running Android 9 with hardware support, your apps can use the RTT APIsto measure the distance to nearby RTT-capable Wi-Fi access points(APs). The device must have
Android 9 Pie
www.android.com › versions › pie-9-0Android 9 also brings important improvements that protect all web communications and offer private web surfing. System Usability Enhancements At-a-Glance on Always-on-Display: See things like calendar events and weather on your Lock Screen and Always-on Display.
Android Pie - Wikipedia
https://en.wikipedia.org/wiki/Android_PieAndroid Pie (codenamed Android P during development), also known as Android 9 (API 28) is the ninth major release and the 16th version of the Android mobile operating system. It was first released as a developer preview on March 7, 2018, and was released publicly on August 6, 2018. On August 6, 2018, Google officially announced the final release of Android 9 …
Android Pie - Wikipedia
en.wikipedia.org › wiki › Android_PieAndroid Pie ( codenamed Android P during development), also known as Android 9 (API 28) is the ninth major release and the 16th version of the Android mobile operating system. It was first released as a developer preview on March 7, 2018, and was released publicly on August 6, 2018.