When connecting Outlook 2016 first ensure autodiscover.domain.com is setup. Next use the auto configuration wizard not manual setup (depreciated). If prompted for a user name DO NOT prepend it with the domain: NMS\Jon Smith becomes Jon Smith
When connecting Outlook 2016 first ensure autodiscover.domain.com is setup. Next use the auto configuration wizard not manual setup (depreciated). If prompted for a user name DO NOT prepend it with the domain: NMS\Jon Smith becomes Jon Smith