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.

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.

Add a list box to your Excel worksheet from which users can choose a value. Make data entry easier by letting users choose a value from a combo box. A combo box combines a text box …

To remove a drop-down list, click the cell with the list, then click Data > Data Validation, and then on the Settings tab, click Clear All, then OK. A drop-down list is also known as a drop-down …

A multiple-selection list box is list of choices that looks like a scrollable list of check boxes instead of a typical list box. Users can select as many check boxes as necessary from the list.

Sort a list by days of the week or months of the year or sort by priorities in Excel. Or you can create your own custom list for items that don't sort well alphabetically.

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). …

To use the drop-down box or combo box, click any cell so that the object is not selected. When you click an item in the drop-down box or combo box, cell G1 is updated to a number that …

Use a custom list to sort or fill in a user-defined order. Excel provides day-of-the-week and month-of-the year built-in lists, but you can also create your own custom list.

Cascading list boxes help users fill out forms faster and help ensure that users enter data correctly. This article describes how to create and populate cascading list boxes with data.