Move "Hide CoM/CoL" Button outside the menu on the editing screen.
Gia Huy Đinh commented
U can press Space to show/hide CoM/CoL/CoT...
I agree with dis
Terry Blosser commented
I concur, a tiny hide/show button would make me a happy camper.. it gets really annoying having to re-click it over and over throughout the course of making planes.