OxygenOS 12

OnePlus 9 Pro Android 12 Stable Open Beta 3

OnePlus 9/Pro Android 12 Stable or Open Beta 3: It’s all messed up!

December 7, 2021

Mobile Network not working on OnePlus 9 after OxygenOS 12 Android 12

Mobile Network not working on OnePlus 9 after OxygenOS 12 Android 12

February 25, 2022

Downgrade OnePlus from Android 12 oxygenos 12 to Android 11 oxygenos 11

Downgrade OnePlus Android 12 to Android 11 [OxygenOS 12 to OxygenOS 11]

July 2, 2022