Turn off Legacy Group Calendar migration

Supported on: At least Windows Server 2008 R2 or Windows 7

Registry

HKCU software\policies\microsoft\office\16.0\outlook\options\wunderbar

Value name: disablelegacygroupcalendar

Enabled: disablelegacygroupcalendar = 1

Disabled: disablelegacygroupcalendar = 0

Description

This policy setting controls the migration of legacy Group Calendar. If you enable this policy setting, migration will be turned off. If you disable or do not configure this policy setting, migration will be turned on.