Adding an active x control in Microsoft Excel 2010 is not as obvious as in the earlier versions of MS Excel. The default worksheet in Microsoft Excel 2010 does not show the controls.
In order to bring up the controls, you need to make the developer tab visible. To display the developer tab, click File and then click Options. In the Options dialog, click Customize Ribbon and under Main Tabs check the Developer box, as shown in the Figure below:
Now your Microsoft Excel workbooks shows the Developer tab and the ActiveX controls are available there, as shown in the Figure below:
