Forum Discussion
Office 365 Group vs Shared Mailbox
We are looking at using Office 365 groups instead of a shared mailbox. Here are the issues we can't seem to overcome. 1. You can't import historical email into a group so everthing in the past h...
According to the Roadmap (23698), drag & drop in Outlook 2016 to copy e-mail items to a Group's mailbox is in development, which should make this task a bit easier.
I suppose you could use powershell?
https://www.jijitechnologies.com/blogs/copy-move-emails-between-office365-mailboxes-using-powershell