The OnePlus 9RT users in the countries can enroll in the beta program. However, before updating, make sure that your device is updated to the latest OxygenOS 12 version i.e; C.07. Also, keep your device’s battery above 30% and at least 5.5GB storage space free.Â
Aquamorphic Design
 • Adds Aquamorphic Design theme colors for enhanced visual comfort.
 • Applies the Aquamorphic Design philosophy to animations to make them natural and vivid.
 • Upgrades to Quantum Animation Engine 4.0, with a new behavior recognition feature, which recognizes complex gestures and provides optimized interactions.
 • Optimizes UI layers for a clearer and neater visual experience.
 • Applies real-world physical motions to animations to make them look more natural and intuitive.
 • Adapts responsive layouts to accommodate different screen sizes to improve readability.
 • Optimizes fonts for better readability.
 • Enriches and optimizes illustrations for features by incorporating multicultural and inclusive elements.
Efficiency
 • Adds Meeting Assistant to enhance the meeting connecting and note-taking experience and introduces an option to make notifications more subtle and less distracting.
 • Adds large folders to the Home screen. You can now open an app in an enlarged folder with just one tap and turn pages in the folder with a swipe.
 • Adds a new type of Always-On Display that shows live information about music, ride-hailing, and food delivery. (Supports only some apps).
 • Adds media playback control, and optimizes the Quick Settings experience.
 • Adds more markup tools for screenshot editing.
 • Optimizes Shelf. Swiping down on the Home screen will bring up Shelf by default. You can search content online and on your device.
Seamless interconnection
 • Optimizes Screencast, with cast content automatically adapting to the target screen.
 • Optimizes earphone connectivity to deliver a more seamless experience.Â
Personalization
 • Optimizes Bitmoji to offer more Always-On Display animations.
 • Optimizes Insight Always-On Display, with more personalized Always-On Display settings available.
 • Optimizes Canvas Always-On Display, with more drawing tools and line colors available.
Security & privacy
 • Adds an automatic pixelation feature for chat screenshots. The system can identify and automatically pixelate profile pictures and display names in a chat screenshot to protect your privacy.
 • Adds regular clearing of clipboard data for privacy protection.
 • Optimizes Private Safe. The Advanced Encryption Standard (AES) is used to encrypt all files for enhanced security of private files.
Health & Digital wellbeing
 • Adds Kid Space, providing screen time limit, ambient light reminders, and Eye-protecting display features.
As this is a beta build, it will be loaded with bugs and glitches. Some of these issues are mentioned by the company itself.