Oneplus 9RT has already been in the Closed Beta testing Stage. Meanwhile, There is OxygenOS 12.1 Closed Beta available Now. Xda member, Developer YUZE WU whom we know very well Shared this file as She got it. she didn’t sign any NDA.
We recommend users not flash this. This is only for testing purposes. There is no other way you can comeback to OxygenOS 11.3. You will be stuck at this Build until Open Beta. Alpha version is not for general release. Alpha versions of any OS will have issues and features that don’t work properly.
Oneplus 9RT OxygenOS 12.1 C.02 Changelog
- Optimized the cold start time of GPS
- Optimized the compatibility and stability of network
- Optimized the fluency of camera
- Optimized the power consumption of camera
OxygenOS 12.1 C.02 Alpha for Oneplus 9RT – Download Full Zip
- Note: Official Servers are Slow, It’s recommended to use 1DM on your device for better downloading Speed. Download 1DM app
Download this zip and install it manually via local upgrade in the latest OxygenOS 11.3. As we said, We at the Techibee team are not responsible if your device is either bricked or has any issues or you are stuck in the build and cant roll back.