Click the Office button, and then click PowerPoint Options.

Click Trust Center. Click Trust Center Settings.

Click Macro Settings. Click the option:
Disable all macros without notification.
Disable all macros with notification.
Disable all macros except digitally signed macros.
Enable all macros.

If you're a developer, select the Trust access to the VBA project object model check box.

6.3.Macro |
| 6.3.1. | Change Macro Security Settings |  |