: Microsoft updated its licensing terms to provide a product key for Exchange 2019 hybrid servers at no additional charge. This allows organizations to maintain an on-premises server for management purposes without extra cost, provided no user mailboxes are hosted on it.
Microsoft Exchange Server 2019 Cumulative Update 12 (CU12), released in April 2022, is a major servicing update that introduced critical platform support and licensing changes. Notably, searches for "cracks" or unauthorized activation keys often lead to security risks; legitimate product keys should be obtained through official channels like the Microsoft Volume Licensing Service Center (VLSC) . : Microsoft updated its licensing terms to provide
The 2022 H1 update (CU12) focused on modernizing hybrid environments and expanding operating system compatibility: It also added support for Windows Server 2022
: Introduced a role that allows for recipient management via PowerShell without needing a full Exchange server installed on-premises, specifically for organizations with all mailboxes in Exchange Online. released in April 2022
: This was the first update to officially support installing Exchange Server 2019 on Windows Server 2022 . It also added support for Windows Server 2022 Active Directory domain controllers.