Control Calendar Sharing

By default, users can share an entire calendar by saving it in the iCalendar format, or share a snapshot of a calendar by using e-mail. This setting allows you to specify the detail level in the shared versions of calendars, or to disable sharing of calendars.

Supported on: At least Windows Vista
Control Calendar Sharing


  1. Prevent Calendar Sharing
    Registry HiveHKEY_CURRENT_USER
    Registry PathSoftware\Policies\Microsoft\Office\12.0\Outlook\Options\Calendar
    Value NamePayloadCalendarDetailsPolicy
    Value TypeREG_DWORD
    Value32768
  2. Allow calendar sharing with 'Availability Only' detail level
    Registry HiveHKEY_CURRENT_USER
    Registry PathSoftware\Policies\Microsoft\Office\12.0\Outlook\Options\Calendar
    Value NamePayloadCalendarDetailsPolicy
    Value TypeREG_DWORD
    Value16384
  3. Allow calendar sharing with 'Availability Only' and 'Limited Details' detail level
    Registry HiveHKEY_CURRENT_USER
    Registry PathSoftware\Policies\Microsoft\Office\12.0\Outlook\Options\Calendar
    Value NamePayloadCalendarDetailsPolicy
    Value TypeREG_DWORD
    Value8192


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