Android 10 build QP1A.020

Android 10 build QP1A is the official release build of Android 10. It was compiled on 11 July 2019. The One UI 2.0 updates, released mainly for the devices that was released in 2018 and 2019 are based on this build. Samsung later released One UI 2.1 to some devices following the release of Galaxy S20 series and Galaxy Z Flip, which was launched with it but otherwise still uses this build as the base. Huawei's EMUI 10/EMUI 11/EMUI 12(for Hi3670-Hi36A0 devices)/HarmonyOS 2.0(for Hi3670-Hi36A0 devices, Hi3660 devices version is based on AOSP 9 instead.) are also based on this build.