Emails sent from MS Office Outlook are stored not in the [Sent] folder, but in local sent items. Is it possible to change the destination for storing sent mails to the [Sent] folder?
Emails sent from MS Office Outlook are stored in the sent mail items of a private folder under the default configuration. Of course, it is possible to change the destination. The method for changing the destination is stated in the following:
How to change the destination for saving mail sent from Microsoft Office Outlook