Microsoft Revamps Exchange On-Premises Servicing Model
Microsoft released Exchange Server 2019 CU12 and Exchange Server 2016 CU23 on April 20. They also made some important announcements, including a new half-yearly servicing cadence for Exchange 2019, availability of free Exchange 2019 keys for hybrid servers, support for Windows Server 2022, and the beginning of the ability to remove the last on-premises Exchange server.
April 20, 2022