If you get this error when trying to open a PowerPoint presentation from the internet click 'Cancel' and follow these steps.
1. In PowerPoint click 'File'
2. Click 'Options'
3. In the left pane of the Options window click 'Trust Center'
4. In the right pane of the Options window click 'Trust Center Settings'
5. In the left pane of the Trust Center window click 'Protected View'
6. In the right pane of the Trust Center window uncheck the first box then click 'OK' twice
Now the you should be able to open the PowerPoint presentation normally.
If you need further assistance please contact the Helpdesk at [email protected] or at 303-797-5900.