The only solution I know of is to turn developer mode on and off at the beginning of each flight.
Apparently it only affects Steam users (as is my case).
Are you on Xbox, Steam or Microsoft Store version?
Steam
Are you using Developer Mode or made changes in it?
No Dev Mode
Brief description of the issue:
Ok performance while the plane is stationary, but when it starts moving, there is a terrible stuttering. There is a circular loading icon that pops up in the bottom right corner of the screen while it’s stuttering. I noticed that there is very high disk usage, and found that the kh_logbook.stmp is constantly being accessed while it’s stutte…