To remove the circle from a single cell, enter valid data in the cell. On the Data tab, in the Data Tools group, click the arrow next to Data Validation, and then click Clear Validation Circles.

Learn how to create a drop-down list using Data Validation in Excel. Data Validation limits the type of data that can be entered into a cell.

Learn how to use a data validation control to allow users to select when to run multiple VBA procedures in Microsoft Excel.