A common use of data validation is to create a drop-down list. Use it to restrict the type of data that users enter into an Excel cell.

How to base a data validation dropdown on an array in Excel Now we’re ready to create the data validation dropdown that will display the unique list in column H.

When you update this spreadsheet with new or different data, you won’t have to re-create the validation rule, but you will need to click Circle Invalid Data again. This tool would be useful to bring ...

In this article we will show you how to display multiple columns in a validation list in Excel. We will show you a method that can then be applied to your data.

Drop-down lists in Excel let you create a list of valid choices that you can select for a given field. We'll show you how to use tables, named ranges, formulas, data validation, and table styles.

Microsoft Excel makes it possible for users to easily get around incorrect data entries. In most cases, the user takes advantage of the data validation feature.

Learn how to use a data validation control to allow users to select when to run multiple VBA procedures in Microsoft Excel.

How to Make Colors Change With Validation in Excel. Excel's conditional formatting tool applies formatting depending on cells' contents. Validation rules can change cells font, style, size or border.