Michael Porter
Instructional Designer
at
Lawson State Community College
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Alabama
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Website
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Contact Me
Activity
Michael Porter started a new discussion Presenter Menu/Tab not visible
"After trying to enable the Presenter add-in I am receiving the error message: appmsghrr.dll / ribbon.dll is not a valid Office addin.
Ple..."
- over 12 years ago01/29/12 at 7:43 pm (UTC)