Download OxygenOS 5.0.3 May 2018 Android 8.1 Oreo for OnePlus 3 / 3T
OnePlus is updating OnePlus 3 and 3T smartphones to new OxygenOS 5.0.3 firmware based on Android 8.1 Oreo, carrying May 2018 security patch. The brand’s strategy with software updates is, it first releases an Open Beta — which we saw…