Outlook

PowerPoint
1. Click the Microsoft Office Button , and then click PowerPoint Options.
2. Click Trust Center, click Trust Center Settings, and then click Message Bar.
3. Clickthe options that you want:
* Show the Message Bar in all applications when document content has been blocked This option is selected by default so that you get Message Bar alertswhenever potentially unsafe content has been disabled. The option is not selected if you clicked the Disable all macros without notification option on the Macros pane of the Trust Center.If you click Disable all macros without notification, you won't get Message Bar alerts when macros are disabled.
* Never show information about blocked content This option disablesthe Message Bar. You do not receive alerts about any security issues, regardless of any security settings in the Trust Center.
Changing Message Bar Security Options
The Message Bar(New!) displays security alerts when Office detects potentially unsafe content in an open document. The Message Bar appears below the Ribbon when a potential problem arises. The Message Barprovides a security warning and options to enable external content or leave it blocked. If you don't want to receive alerts about security issues, you can disable the Message Bar.
ModifyMessage Bar Security Options

Click the Office button, and then click PowerPoint Options.
In the left pane, click Trust Center.
Click Trust Center Settings.
In the left pane, clickMessage Bar.
Click the option you want for showing the Message bar.
* Show the Message Bar in all applications when content has been blocked (default).
This option is not selectedif you selected the Disable all macros without notification check box in the Macros pane of the Trust Center.
* Never show information about blocked content.
Click OK.
Click OK.