Hi Folks !
 
	Have You done this old "trick". I usually do this after all updates..
 
	Please, read these links and give a try..hopefully helps, REMEMBER BACKUPS ! 
 
	https://www.x-plane.com/kb/deleting-preferences/
 
	https://forums.x-plane.org/index.php?/forums/topic/122904-deleting-xp11-preferences/
 
	I had yesterday same problems with TBM900, but deleting preferences and deleting TBM900 folder   /X-Plane 11/Output and then restart X-Plane fixed blinking etc..