Recent Blog ArticlesNewest TopicsMost LikesTagged:TagAnnouncing Public Preview: Exchange Online Admin API We are announcing the Public Preview of the Exchange Online Admin API. No Exchange Server Security Updates for November 2025 We are not releasing any Exchange Server Security Updates for November 2025 Interest Survey: Copilot for Exchange Server (on-premises) We wanted to learn if there is interest to bring Copilot functionality to on-premises email. Retirement Date for Office Online Server (OOS) has been Announced Office Online Server retirement date has been Announced. 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. Support for Exchange Server 2016 and Exchange Server 2019 ends today Support for Exchange Server 2016 and Exchange Server 2019 ends today. Exchange Online ActiveSync Certificate-based Authentication endpoint changes We wanted to let you know about Exchange Online ActiveSync Certificate-based Authentication endpoint changes. Auto-Archiving for Exchange Online We are happy to announce the time-based archiving feature for Exchange Online users with archives. Updates to Get-Contact and Set-Contact Cmdlets for “Contacts” Recipient Type in Exchange Online We will make a change to management of "Contact" Recipient Type objects in Exchange Online.
