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 …

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.

Create a list based on an Excel (.xlsx) file There are different ways to start a list from an Excel file. You can go to the Lists app in Microsoft 365, SharePoint, or Teams. Choose an app to start …

Learn about the UNIQUE function, which returns a list of unique values in a list or range. UNIQUE is in a class of functions called dynamic arrays.

You can create and share lists that help you track issues, assets, routines, contacts, inventory, and more. Start from a template, Excel file, or from scratch. If you're in Microsoft Teams, see …

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). …

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.

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Unlike other Microsoft 365 programs, Excel does not provide a button to number data automatically. However, you can easily add sequential numbers to rows of data by dragging …