It's a desktop setting. Go into settings/appearance/behavior and check the options forshow the menu in the window's title bar and for always show menus. This fixed it for me - all my apps - QtCreator included - now behave correctly.
It's a desktop setting. Go into settings/ appearance/ behavior and check the options forshow the menu in the window's title bar and for always show menus. This fixed it for me - all my apps - QtCreator included - now behave correctly.