This site is being deprecated.
Please see the official X‑Plane Support page for help.
I am not with Laminar Research; just a flight simmer.
For many flight simmers when they perform the update to 11.30 frames rates become an issue. I strongly suggest you file a bug report.
Follow the instructions provided in the following link found at http://dev.x-plane.com/support/bugreport.html
This site is no longer being actively maintained.