Policy
REST updates for calendars
This policy determines if Outlook can use REST to update calendars. If you enable this policy, Outlook will use REST to update supported Office 365 and Outlook.com calendars. If you disable this policy, Outlook won't use REST to update any calendars.
PackMicrosoft Office
CategoryMicrosoft Outlook 2016 / Outlook Options / Preferences / Calendar Options
Policy ID
24ca3fabe8baInternal name
L_RestUpdatesForCalendarRegistry
Copy registry mappings
HKCU\software\policies\microsoft\office\16.0\outlook\options\calendar\restupdatesforcalendar (enabled) = 1
HKCU\software\policies\microsoft\office\16.0\outlook\options\calendar\restupdatesforcalendar (disabled) = 0Policy notes
This policy determines if Outlook can use REST to update calendars. If you enable this policy, Outlook will use REST to update supported Office 365 and Outlook.com calendars. If you disable this policy, Outlook won't use REST to update any calendars.