No it is on the quick access toolbar.
The undo button.
On the Quick Access toolbar.
Option button
undo
spell check
spell check
The undo button.
quick access toolbar
ribbon
Oh I'm trying to find out if there is an "undo" button when settings have been changed either on purpose or accidentally. There is an undo button in the area where one writes a post just as there is here. That's what those bent arrows in the toolbar above are for.
Word window
mini toolbar