Use data validation rules to control the type of data or the values that users enter into a cell. One example of validation is a drop-down list (also called a drop-down box or drop-down menu). Watch …

You can insert a drop-down list of valid entries (also called a drop-down menu or drop-down box) in Excel to make data entry easier, or to limit entries to certain items that you define.

The following example shows how to create a data validation condition to ensure that data typed into a text box control matches a specific value — in this case, the word Hello.

You can use data validation to restrict the type of data or values that users enter into cells. This is an advanced topic on data validation. For an introduction to data validation, and how to validate a cell or …

After you create a drop-down list, you might want to add more items or delete items. In this article, we'll show you how to do that depending on how the list was created.

Check boxes are a versatile feature in Excel, useful for making interactive lists and forms. In this article, we'll cover how to add, remove, and toggle them. Insert check boxes Select the range where you …

The data source for the form template consists of fields and groups that appear in a hierarchical view in the Data Source task pane. Multiple-selection list boxes are always bound to repeating fields inside a …

Ensuring data integrity You can use the built-in data validation feature in Excel. For example, you may choose to allow only numbers or dates in a column of a table.

You can use the Validation Rule property and the Validation Text property of a form control to validate data that is input to that control and to help users who input data that is not valid.

With built-in custom lists, you can sort data—either by days of the week or months of the year. Optionally, you can create your own custom lists to sort by any other characteristic that doesn’t sort …