Almost all users receive their emails on their mobile devices, but some users are not able to connect to Microsoft Exchange 2016 while on premises.
What can cause this issue?
A. The user is a Workspace ONE UEM Console administrator and needs additional permissions on the Exchange server.
B. The users are also members of the Exchange Organization admin group.
C. The Apple Push Notification (APNS) certificate is expired and needs to update the APNS certificate.
D. Secure email gateway services are not running a verify that the SEG server is not member of the Active Directory.
