I have the same problem as I did with the 12 Pro Max. Totally annoying. I have already reported it to Apple but don't think the issue has been taken seriously. I think the more people report it, the sooner there's a solution, right?
What I've also observed: The stuttering occurs mainly when many apps are running in the background. Once all of them have been properly closed, the stuttering no longer occurs. But someday it will be back...
What I've also observed: The stuttering occurs mainly when many apps are running in the background. Once all of them have been properly closed, the stuttering no longer occurs. But someday it will be back...