I use custom views, the selection pane, clean UI toggles, and other tools to present my workbook professionally.
There is a chance that you may have accidentally touched a combination of keys, and it might have disabled the Focus Mode feature. To disable the Excel Focus Mode, press the combination keys Alt + V, ...
Do you like menus? Menus tend to be overlooked in the desire to show every possible option at once in a toolbar or palette, but the nice thing about a menu is that its there when you need it and out ...