If you've used data validation in Excel before, you probably selected the relevant cells, clicked "Data Validation" in the ...

Microsoft Excel is an incredibly powerful application that can tackle everything from simple tables to complex financial spreadsheets, and you can even password-protect an Excel file to keep your data ...

You might be familiar with using spreadsheets at work, but they're also a great tool for personal use. Whether you're tracking expenses or putting together a wedding guest list, a spreadsheet can make ...