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.

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 automatically create a repeating field in the data source that is bound to the multiple-selection list box, select the Automatically create data source check box.

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.

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.

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 …

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). …

若要在 Excel 中更輕鬆地輸入資料，或是將輸入項目限制在您所定義的特定項目數內，您可以插入有效輸入項目的下拉式清單 (也稱為下拉功能表或下拉式方塊)。

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.

On the Data tab, click Format. In the Display the date like this list box, in the Date format dialog box, click the display format that you want. Note: You can change the display format of the …