Policy
Do not open files from the internet zone in Protected View
This policy setting allows you to determine if files downloaded from the internet zone open in Protected View. If you enable this policy setting, files downloaded from the internet zone do not open in Protected View. If you disable or do not configure this policy setting, files downloaded from the internet zone open in Protected View.
PackMicrosoft Office
CategoryMicrosoft Excel 2016 / Excel Options / Security / Trust Center / Protected View
Policy ID
a2ce8325a17fInternal name
L_DoNotOpenFilesFromTheInternetZoneInProtectedViewRegistry
Copy registry mappings
HKCU\software\policies\microsoft\office\16.0\excel\security\protectedview\disableinternetfilesinpv (enabled) = 1
HKCU\software\policies\microsoft\office\16.0\excel\security\protectedview\disableinternetfilesinpv (disabled) = 0Policy notes
This policy setting allows you to determine if files downloaded from the internet zone open in Protected View. If you enable this policy setting, files downloaded from the internet zone do not open in Protected View. If you disable or do not configure this policy setting, files downloaded from the internet zone open in Protected View.
Related policies
Always open untrusted database files in Protected ViewAlways open untrusted text-based files in Protected ViewDo not open files in unsafe locations in Protected ViewOpen files on local Intranet UNC in Protected ViewSet document behavior if file validation failsTurn off Protected View for attachments opened from Outlook