Other comments in other tickets said it might not be the complete solution, and it's not released on stable yet. I hope it works, but it might not.
It's also a bit indicative that this kind of issue is left standing for years. The desktop resize jank one similarly took years to resolve.
and comment from last week on a flutter issue say it's working for them on the master channel. https://github.com/flutter/flutter/issues/79298#issuecomment...