...
Due to new features completely new menus as well as new columns for existing menus are implemented in new firmware versions. The changes have been factored in and are converted during a firmware upgrade, so that the correct functionality is stiill still given. If a firmware downgrade to an older LCOS version is conducted afterwards (e.g. 10.40 Rel to 10.32 RU10), the conversion isn't reversed and it may happen that some configuration components don't work correctly anymore.
...