To apply data validation rules to a selected cell or range, head to the "Data" tab on the ribbon, and click the top half of the "Data Validation" icon if you're using a wide screen, or the left half ...

It's easy to change the date format in Microsoft Excel. You just need to use the "Date" drop-down menu, which gives you ...

E xcel is great for organizing data. But if you need information that changes constantly—like stock prices, weather updates, ...

To create data bars in Excel, select your cells and then choose data bars from Conditional Formatting.