en-US Home > Categories > Microsoft PowerPoint 2016 > PowerPoint Options > Security > Trust Center > Protected View Protected View 5 Group Policy settings under Protected View. Browse the sub-folders and settings below. Settings Do not open files from the internet zone in Protected View Do not open files in unsafe locations in Protected View Open files on local Intranet UNC in Protected View Set document behavior if file validation fails Turn off Protected View for attachments opened from Outlook