Most RecentMost ViewedMost LikesExchange Server Subscription Edition (SE) is now available We are excited to announce the general availability of Exchange Server Subscription Edition (SE). Dedicated Hybrid App: temporary enforcements, new HCW and possible hybrid functionality disruptions We are announcing enforcements to move customers along to using the dedicated hybrid app. Introducing Cloud-Managed Remote Mailboxes: a Step to Last Exchange Server Retirement We are excited to announced a feature that enables cloud management of email properties for users with remote mailboxes. Announcing Exchange 2016 / 2019 Extended Security Update program We are announcing an optional 6-month Extended Security Update (ESU) program for Exchange 2016 and 2019. Cloud-Managed Remote Mailboxes: Now Generally Available! We are happy to announce General Availability of cloud-managed Remote Mailboxes. Released: October 2025 Exchange Server Security Updates We have released Security Updates for Exchange Server SE, Exchange Server 2019 and Exchange Server 2016. Active Directory schema extension issue if you use a Windows Server 2025 schema master role We wanted to let you know of an Active Directory replication issue you might run into if you use Windows Server 2025 schema master role. Retirement Date for Office Online Server (OOS) has been Announced Office Online Server retirement date has been Announced. Interest Survey: Copilot for Exchange Server (on-premises) We wanted to learn if there is interest to bring Copilot functionality to on-premises email. Why “in-place upgrade” from Exchange 2019 to Exchange SE is low risk We wanted to share information on why we view the "in-place upgrade" to Exchange SE (when available) as a "low risk" operation.
