Prompt to allow fatally corrupt files to open instead of blocking them
Supported on: At least Windows Server 2008 R2 or Windows 7
Registry
HKCU
software\policies\microsoft\office\16.0\publisher Value name: promptforbadfiles
Enabled: promptforbadfiles = 1
Disabled: promptforbadfiles = 0
Description
When disabled, fatally corrupt files are prevented from opening. When enabled, the user is warned but may choose to open the file.By default, fatally corrupt files are prevented from opening.