Do not open files from the internet zone in Protected View
Supported on: At least Windows Server 2008 R2 or Windows 7
Registry
HKCU
software\policies\microsoft\office\16.0\excel\security\protectedview Value name: disableinternetfilesinpv
Enabled: disableinternetfilesinpv = 1
Disabled: disableinternetfilesinpv = 0
Description
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.