Add New Users using Exchange Admin Center (Exchange 2016)
This only applies to new Active Directory users. To look at how to use SMTP matching to link an on-prem user to an existing O365 mailbox in a hybrid environment follow this guide.1. Log into the Exchange Admin Center: https://mail.contoso.com/ecp2. In the EAC console of your on-premises hybrid server, go to Recipients > Mailboxes and click…