I also have the same control problems with my Pro/X5. I have 40 yrs rc experience, 300 hrs flight time over 6 yrs MR experience with 14 DJI controlled MRs from Carbon Core Hexs, Octos, X8s, and integrated DJI Phantoms through EVO, S1000, and 2 Inspire 1/X3.
ALL of them flew/fly better than my...