I think what I've had to do is consistent with what you found, although
I didn't have quite the same display issues as you did. But
menus/displays weren't functional enough to actually use the product.
I have FrameMaker 2015 (as part of that era's Technical Communication
Suite), and
Thanks Klaus and Mayank, I think we have solved the broken apps.
This problem didn't reveal itself when only FM11 was installed. Once we
added FM2019, a conflict arose with Windows scaling (running inside
Parallels VM). When that was reset to a resolution it could handle (instead
of my big Mac Ret