OnePlus 3 and 3T receiving stable Android Pie system
As for what this upgrade brings, users get whole Pie, as well as some new Oxygen OS features. This update carries OxygenOS 9.0.2 version and comes with a security level patches for the month of April 2019.
Specifically for OxygenOS, this update also brings the new OnePlus Do Not Disturb, Gaming Mode 3.0, Google Duo integration in the calling application and Google Lens integrated directly into the camera application, as well as the overall improvement of the entire device.
OTA system upgrade takes place in stages, so if your OnePlus 3 or 3T has not yet received an update notice, stand by, because it will surely arrive in the coming days.
We also recall that these two devices were launched in 2016 with the Oxygen OS 3.5.1 system, based on the Android 6.0 Marshmallow version. After that, OnePlus introduced two major operating system updates for Android Nougat and Android Oreo.