Select all the relevant cells, and in the Data tab, click the main part of the split "Data Validation" button. Then, click ...

Excel's data validation feature is more versatile than you might think. Learn how to use literal values, input values, list values, and even formulas to restrict input date values using data ...

With any software, the more you use it, the more hacks and shortcuts you discover, and never a truer word has been said when it comes to Microsoft Excel. What's more, as the program evolves, you add ...

Excel's conditional formatting tool applies formatting depending on cells' contents. Validation rules can change cells font, style, size or border. They can also change the text's color. For example, ...

If you want to turn on or off File validation in Word, Excel, and PowerPoint, here is how you can do that. It is possible to enable or disable file validation in those Office apps with the help of the ...