Policy
Disable Real Time Coauthoring for Word
This policy lets admins disable Real Time Coauthoring. They may want to do so if they have solutions that are not compatible with some elements of real time coauthoring, such as add-ins that would trigger too often due to Real Time Coauthoring causing the frequent saving of user content. If you enable this policy setting, it will prevent Real Time Coauthoring. If you disable or do not configure this policy setting, users will be able to experience Real Time Coauthoring feature.
b6a2fed0d154 L_DisableRTC Registry
Copy registry mappings
HKCU\software\policies\microsoft\office\16.0\word\coauthoring\disablerealtimecoauth (enabled) = 1
HKCU\software\policies\microsoft\office\16.0\word\coauthoring\disablerealtimecoauth (disabled) = 0 Policy notes
This policy lets admins disable Real Time Coauthoring. They may want to do so if they have solutions that are not compatible with some elements of real time coauthoring, such as add-ins that would trigger too often due to Real Time Coauthoring causing the frequent saving of user content. If you enable this policy setting, it will prevent Real Time Coauthoring. If you disable or do not configure this policy setting, users will be able to experience Real Time Coauthoring feature.