Exchange Server

Find articles about deploying, configuring and administering Microsoft Exchange Server for on-premises environments.

Latest Articles

Microsoft’s Simple Message: Prepare to Move to Exchange Server Subscription Edition

Microsoft plans a transition of the current Exchange Server licensing and support model to Exchange Server subscription edition (SE) starting in 2025. Organizations must prepare for the transition by upgrading servers to the latest cumulative updates of Exchange 2016 and Exchange 2019. The transition is unlikely to be seamless, but glitches can be avoided by good planning and careful monitoring of community discussions.

September 13, 2024

Exchange Server Subscription Edition Arrives in Summer 2025

Microsoft has announced that Exchange Server Subscription Edition (SE) will appear in summer 2025. You'll be able to do an inplace upgrade from Exchange Server 2019 CU15 or a "legacy upgrade" (hardware switchover) for other versions. The initial version of Exchange Server SE is unexciting, perhaps deliberately so. It's all about getting customers to transition to the subscription model.

May 7, 2024

Exchange 2019 CU14 Fixes Exploits in the Wild

Microsoft released cumulative update 14 for Exchange Server 2019 on February 13, 2024. This update fixes several bugs, but more importantly, contains a fix for a serious security issue that is being exploited in the wild. This is your sign to enable Extended Protection, if you haven't already.

February 21, 2024