Microsoft has confirmed that the Extended Security Update program for Exchange Server 2016 and 2019 will end in October 2026, with no further extensions planned. IT admins are being urged to migrate to Exchange Server Subscription Edition or move to Exchange Online before support stops completely. #Exchange2016 #Exchange2019 #ExchangeServerSE #ExchangeOnline
Keypoints
- Microsoft will end ESU updates for Exchange 2016 and 2019 in October 2026.
- No further extension of the Exchange 2016/2019 ESU program will be offered.
- Exchange 2016 and 2019 have already reached end of support.
- Admins are advised to upgrade to Exchange Server Subscription Edition.
- Microsoft also recommends migrating to Exchange Online if needed.