Policy

Restrict Apps from FPRPC Fallback

This policy setting allows you to control the fallback behavior of Microsoft 365 apps when using FrontPage Server Extensions Remote Procedure Call Protocol (FPRPC). If you enable this policy setting, Microsoft 365 apps will not use FPRPC. If you disable this policy setting, Microsoft 365 apps will continue to use FPRPC. If you don't configure this policy setting, Microsoft 365 apps will continue to use FPRPC.

Policy
PackMicrosoft Office
CategoryMicrosoft Office 2016 / Security Settings
Policy IDf719c5ca9932
Internal nameL_BlockWecFallback

Registry

Copy registry mappings

HKCU\software\policies\microsoft\office\16.0\common\fileio\blockwecfallback (enabled) = 1
HKCU\software\policies\microsoft\office\16.0\common\fileio\blockwecfallback (disabled) = 0

Policy notes

This policy setting allows you to control the fallback behavior of Microsoft 365 apps when using FrontPage Server Extensions Remote Procedure Call Protocol (FPRPC). If you enable this policy setting, Microsoft 365 apps will not use FPRPC. If you disable this policy setting, Microsoft 365 apps will continue to use FPRPC. If you don't configure this policy setting, Microsoft 365 apps will continue to use FPRPC.

Related policies

ActiveX Control InitializationAllow Basic Authentication prompts from network proxiesAllow file extensions for OLE embeddingAllow root or intermediate certificates as VBA trusted publishersAllow specified hosts to show Basic Authentication prompts to Office appsAllow VBA to load typelib references by path from untrusted intranet locationsAutomation Security