How to Insert a Combo Box in Excel 2010. Combo boxes are a useful way of entering data into an Excel spreadsheet, combining the flexibility of a text field with the convenience of a list box.

This is where the auto-complete entry will appear. Click "OK" to apply the formatting and add the combo box to your worksheet.

Use the drop-down lists to choose values for the combo box controls and enter values for the text box controls. Figure G shows a new record in the UserForm. Figure G Add a new record.