Add and remove hundreds of different icons in the Quick Access Toolbar
How to open the Excel options and an overview of the options available
Change what happens when you press the Enter key
Change the warning that is displayed when you try to perform large calculations
Change how often Excel saves AutoRecover data for your workbooks
Change the default file format Excel uses to save workbooks
Change the default workbook settings, such as font, font size, view and sheet number
Disable the auto complete feature when dealing with cells
Disable the ScreenTips that appear when you enter in functions
For users with more than one processor core, change the settings for multi-core processing