https://threejs.org/examples/#webgl_animation_keyframes
you can use this URL and open 16.4 version safari
difference you can se
This is much likely a WebGL regression in iOS 16.4 since similar issues have been reported in the last few weeks. According to the Webkit bug tracker, the issue is already fixed on a dev branch.
can you share the particular Bug Url or solution
So I can try with my project
AFAIK, this is the fix: 252585 – Update ANGLE to 2023-02-20 (f76ecaeed1d0188b52f293af27922518a23d878e)