Oxygen OS 11 is incomparable for OnePlus 8T, on Android 12 I could barely come close to 6 hours of screen on time. I advise anyone looking for stability and battery life
OnePlus 6 new feature all-but confirmed in Android 8.1 Oreo update | Express.co.uk
OnePlus 6 And 6T Finally Receive Android 11 As Android 12 Is Knocking On Our Doors | HotHardware