The highly-anticipated Android 7.0 Nougat update for the OnePlus 3T has finally arrived through a leaked Open beta 8 build of OnePlus 3 as OxygenOS 4.0.0. In line with the recent prediction of GFXbench, the OnePlus 3T Nougat update is available as manual OTA download starting 22 December.
The leaked Nougat firmware ported to OxygenOS 4.0.0 is the first test build of Android 7.0 for OnePlus 3, which was later upgraded to Open beta 9 under the beta program. The OxygenOS 4.0.0 also packs the December Security patch with a bunch of bug-fixes and enhancements.
The leaked screenshot pertaining to the new Nougat update (above) reveals support for multi-window mode in Android 7.0 Nougat. Interested users may go ahead and download the Android 7.0 OnePlus 3T firmware via OTA download page.