Microsoft Exchange Server 2019 Cumulative Update 12 Download [upd] ⇒

Only those enrolled in the Extended Security Update (ESU) program are still eligible for official security patches for the 2019 version.

This model is designed to simplify deployments but requires administrators to stay current. Microsoft typically supports only the current CU and the one immediately preceding it (N-1). Therefore, staying on the path was essential for support compliance in mid-to-late 2022. microsoft exchange server 2019 cumulative update 12 download