OnePlus has already started the Android 12 beta program for the OnePlus 9 series. In addition to the Android 12 beta program, T-Mobile, a US carrier, has started the development of Android 12 (OxygenOS 12) for several OnePlus devices.
The Android 12 development is in progress for the following OnePlus devices:
- OnePlus 9
- OnePlus 9 Pro
- OnePlus 8t+
- OnePlus 8
- OnePlus 7T Pro 5G
- OnePlus Nord N200
After the development process, T-Mobile will start testing Android 12 for the above-listed devices. The whole process may take up to 30-60 days for the rollout.
You can check the complete round-up of the OnePlus’s OxygenOS 12 here.