Oneplus is starting to push the incremental rollout of OxygenOS 10.3.3 [India] and 10.0.11 [Global] for the OnePlus 7T, and 10.0.11 [EU] will follow sooon enough.
- OnePlus Bullets Wireless Z can now be integrated with Dolby Atmos for better sound quality
- Optimized the volume adjustment to improve user experience
- Improved system stability and fixed general issues
- Updated Android Security Patch to 2020.05
- Supported the slow-motion recording at 720p at 960fps
- Adding lens stain detection
- Newly added Epic Games in Game Space（India only）
Its almost as same as the OnePlus 7 series,but the change here is that now it can record slow motion videos at 720p resolution at 960 fps finally.
As always, this OTA will be incremental. The OTA will reach a small percentage of users today, and we’ll begin a broader rollout in a few days.
Source:- OnePlus community