What else should I do to make the toolbar appear in PowerPoint?

PowerPoint 2010/2007

• Click on the Office button (the round button with Office logo on the top left corner of the PowerPoint application window).
• Click the button 'PowerPoint Options' at the bottom of the window.
• Click the command 'Trust Center' on the left window pane.
• Click the button 'Trust Center Settings.'
• Choose the command 'Macro Settings' on the left window pane.
• In the section, 'Developer Macro Settings' check on 'Trust access to the VBA project object model'.