If you collapse a submenu the currently not visible controls will still show their tooltip if you move the mouse near the bottom line of the label of the collapsed submenu.
Example image
Green: Tooltip (currently fading) of a control in the submenu
Red: Area to move the mouse to show the tooltip
https://i.imgur.com/fmvUGlS.png
If you collapse a submenu the currently not visible controls will still show their tooltip if you move the mouse near the bottom line of the label of the collapsed submenu.
Example image Green: Tooltip (currently fading) of a control in the submenu Red: Area to move the mouse to show the tooltip https://i.imgur.com/fmvUGlS.png