OnePlus has released the OxygenOS 10.3.3 update for OnePlus 7T and OnePlus 7T Pro. The update lets users record slow-motion videos at 960fps, adds a 'lens smudge detection' feature to the camera app, and more. It is rolling out in India and will be available globally in the coming weeks.
https://www.notebookcheck.net/OxygenOS-10-3-3-brings-960fps-video-recording-lens-stain-detection-and-more-to-the-OnePlus-7T-and-7T-Pro.467046.0.html