That would be funny since there's a scrollbar and the top/bottom lines are always "cut in half" when not at the end to make it obvious there's more, but that'd seem like the most likely explanation indeed...
We can't know until you say, and people only powering up the goggles and expecting to be able to adjust settings then not finding them is a common mistake.
Maybe showing pictures of your menus where stuff is missing could help someone give...