Saving messages sent from a shared mailbox to the Sent Items folder
Supported on: At least Windows Server 2008 R2 or Windows 7
Registry
HKCU
software\policies\microsoft\office\16.0\outlook\preferences Value name: delegatesentitemsstyle
Enabled: delegatesentitemsstyle = 1
Disabled: delegatesentitemsstyle = 0
Description
This policy setting controls whether messages sent from a shared mailbox are saved to the Sent Items folder of the shared mailbox. By default, messages sent from a shared mailbox aren't saved to the Sent Items folder of the shared mailbox. If you enable this policy setting, messages sent from a shared mailbox will be saved to the Sent Items folder of the shared mailbox. If you disable or don’t configure this policy setting, messages sent from a shared mailbox won’t be saved to the Sent Items folder of the shared mailbox.