Microsoft Exchange

Notes From the Field: Finding and Remediating EWS App Usage Before Retirement | Microsoft Community Hub We wanted to share some tips on how to find out details of EWS usage in your tenant.  

Notes From the Field: Finding and Remediating EWS App Usage Before Retirement | Microsoft Community Hub! 🦋
techcommunity.microsoft.com/blog/exchang...

Multi-Geo In-Region Routing General Availability | Microsoft Community Hub We’re excited to share that Multi-Geo In-Region Routing reached General Availability in December 2025.  

Multi-Geo In-Region Routing General Availability | Microsoft Community Hub! 🦋
techcommunity.microsoft.com/blog/exchang...

Deprecation of the -Credential Parameter in Exchange Online PowerShell | Microsoft Community Hub Exchange Online PowerShell -Credential parameter will be deprecated soon.  

Deprecation of the -Credential Parameter in Exchange Online PowerShell | Microsoft Community Hub! 🦋
techcommunity.microsoft.com/blog/exchang...

Released: February 2026 Exchange Server Security Updates | Microsoft Community Hub We have released Security Updates for Exchange Server SE. Exchange Server 2019 and 2016 ESU updates only.  

Released: February 2026 Exchange Server Security Updates | Microsoft Community Hub! 🦋
techcommunity.microsoft.com/blog/exchang...

Exchange Online EWS, Your Time is Almost Up | Microsoft Community Hub We wanted to provide an update on Exchange Online EWS deprecation.  

Exchange Online EWS, Your Time is Almost Up | Microsoft Community Hub! 🦋
techcommunity.microsoft.com/blog/exchang...

Streamlined Moderation Approvals, Now in All Outlook Clients | Microsoft Community Hub We wanted to let you know about upcoming changes to Exchange Online message moderation.  

Streamlined Moderation Approvals, Now in All Outlook Clients | Microsoft Community Hub! 🦋
techcommunity.microsoft.com/blog/exchang...

Microsoft Graph User Configuration API (preview) - now available | Microsoft Community Hub Introducing the Microsoft Graph User Configuration API (preview)  

Microsoft Graph User Configuration API (preview) - now available | Microsoft Community Hub! 🦋
techcommunity.microsoft.com/blog/exchang...

Trust DigiCert Global Root G2 Certificate Authority to Avoid Exchange Online Email Disruption | Microsoft Community Hub We wanted to let you know of an upcoming change in certificates trusted by Exchange Online.  

Trust DigiCert Global Root G2 Certificate Authority to Avoid Exchange Online Email Disruption | Microsoft Community Hub! 🦋
techcommunity.microsoft.com/blog/exchang...

Updated Exchange Online SMTP AUTH Basic Authentication Deprecation Timeline | Microsoft Community Hub We wanted to provide the updated Exchange Online SMTP AUTH Basic Authentication Deprecation Timeline.  

Updated Exchange Online SMTP AUTH Basic Authentication Deprecation Timeline | Microsoft Community Hub! 🦋
techcommunity.microsoft.com/blog/exchang...

Exchange Online Public Folder Data and Retention Questions | Microsoft Community Hub We wanted to answer some Exchange Online public folder data and retention questions.  

Exchange Online Public Folder Data and Retention Questions | Microsoft Community Hub! 🦋
techcommunity.microsoft.com/blog/exchang...

Message Trace Support Using Graph API is now in Public Preview | Microsoft Community Hub We are happy to announce that the Message Trace support using Graph API is now in Public Preview.  

Message Trace Support Using Graph API is now in Public Preview | Microsoft Community Hub! 🦋
techcommunity.microsoft.com/blog/exchang...

Demystifying Exchange Online Mailbox Quotas | Microsoft Community Hub We wanted to do a deeper dive into various types of mailbox quotas in Exchange Online.  

Demystifying Exchange Online Mailbox Quotas | Microsoft Community Hub! 🦋
techcommunity.microsoft.com/blog/exchang...

No Exchange Server Security Updates for January 2026 | Microsoft Community Hub We are not releasing any Exchange Server Security Updates for January 2026.  

No Exchange Server Security Updates for January 2026 | Microsoft Community Hub! 🦋
techcommunity.microsoft.com/blog/Exchang...

Exchange Online canceling the Mailbox External Recipient Rate Limit | Microsoft Community Hub The Mailbox External Recipient Rate Limit in Exchange Online is being canceled.  

Exchange Online canceling the Mailbox External Recipient Rate Limit | Microsoft Community Hub! 🦋
techcommunity.microsoft.com/blog/exchang...

Exchange Online ActiveSync Device Support Update | Microsoft Community Hub We want to inform our users and organizations about an important upcoming change regarding Exchange ActiveSync (EAS) device connectivity to Exchange...

Exchange Online ActiveSync Device Support Update | Microsoft Community Hub! 🦋
techcommunity.microsoft.com/blog/exchang...

Using ExcludeFromAllHolds to Remove Holds from Inactive Mailboxes | Microsoft Community Hub We are happy to announce new parameters to help manage holds on inactive mailboxes in Exchange Online.  

Using ExcludeFromAllHolds to Remove Holds from Inactive Mailboxes | Microsoft Community Hub! 🦋
techcommunity.microsoft.com/blog/exchang...

Released: December 2025 Exchange Server Security Updates | Microsoft Community Hub We have released Security Updates for Exchange Server SE. Exchange Server 2019 and 2016 ESU updates only.  

Released: December 2025 Exchange Server Security Updates | Microsoft Community Hub! 🦋
techcommunity.microsoft.com/blog/Exchang...

Update to EWS Access for Kiosk / Frontline Worker Licensed Users | Microsoft Community Hub We wanted to provide an update on EWS access for Kiosk / Frontline Worker licensed users.  

Update to EWS Access for Kiosk / Frontline Worker Licensed Users | Microsoft Community Hub! 🦋
techcommunity.microsoft.com/blog/exchang...

Announcing Public Preview: Exchange Online Admin API | Microsoft Community Hub We are announcing the Public Preview of the Exchange Online Admin API.  

Announcing Public Preview: Exchange Online Admin API | Microsoft Community Hub! 🦋
techcommunity.microsoft.com/blog/exchang...

No Exchange Server Security Updates for November 2025 | Microsoft Community Hub We are not releasing any Exchange Server Security Updates for November 2025  

No Exchange Server Security Updates for November 2025 | Microsoft Community Hub! 🦋
techcommunity.microsoft.com/blog/exchang...

Interest Survey: Copilot for Exchange Server (on-premises) | Microsoft Community Hub We wanted to learn if there is interest to bring Copilot functionality to on-premises email.  

Interest Survey: Copilot for Exchange Server (on-premises) | Microsoft Community Hub! 🦋
techcommunity.microsoft.com/blog/exchang...

Retirement Date for Office Online Server (OOS) has been Announced | Microsoft Community Hub Office Online Server retirement date has been Announced.  

Retirement Date for Office Online Server (OOS) has been Announced | Microsoft Community Hub! 🦋
techcommunity.microsoft.com/blog/exchang...

Cloud-Managed Remote Mailboxes: Now Generally Available! | Microsoft Community Hub We are happy to announce General Availability of cloud-managed Remote Mailboxes.  

Cloud-Managed Remote Mailboxes: Now Generally Available! | Microsoft Community Hub! 🦋
techcommunity.microsoft.com/blog/exchang...

Released: October 2025 Exchange Server Security Updates | Microsoft Community Hub We have released Security Updates for Exchange Server SE, Exchange Server 2019 and Exchange Server 2016.  

Released: October 2025 Exchange Server Security Updates | Microsoft Community Hub! 🦋
techcommunity.microsoft.com/blog/Exchang...

Support for Exchange Server 2016 and Exchange Server 2019 ends today | Microsoft Community Hub Support for Exchange Server 2016 and Exchange Server 2019 ends today.  

Support for Exchange Server 2016 and Exchange Server 2019 ends today | Microsoft Community Hub! 🦋
techcommunity.microsoft.com/blog/exchang...

Active Directory schema extension issue if you use a Windows Server 2025 schema master role | Microsoft Community Hub 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.  

Active Directory schema extension issue if you use a Windows Server 2025 schema master role | Microsoft Community Hub! 🦋
techcommunity.microsoft.com/blog/exchang...

Auto-Archiving for Exchange Online | Microsoft Community Hub We are happy to announce the time-based archiving feature for Exchange Online users with archives.  

Auto-Archiving for Exchange Online | Microsoft Community Hub! 🦋
techcommunity.microsoft.com/blog/exchang...

Updates to Get-Contact and Set-Contact Cmdlets for “Contacts” Recipient Type in Exchange Online | Microsoft Community Hub We will make a change to management of "Contact" Recipient Type objects in Exchange Online.  

Updates to Get-Contact and Set-Contact Cmdlets for “Contacts” Recipient Type in Exchange Online | Microsoft Community Hub! 🦋
techcommunity.microsoft.com/blog/exchang...

Limiting Onmicrosoft Domain Usage for Sending Emails | Microsoft Community Hub MOERA domains for email When a organization creates a new tenant in Microsoft 365, an onmicrosoft.com domain (or similar default domain like onmicrosoft.de)...

Limiting Onmicrosoft Domain Usage for Sending Emails | Microsoft Community Hub! 🦋
techcommunity.microsoft.com/blog/exchang...

Introducing Cloud-Managed Remote Mailboxes: a Step to Last Exchange Server Retirement | Microsoft Community Hub We are excited to announced a feature that enables cloud management of email properties for users with remote mailboxes.  

Introducing Cloud-Managed Remote Mailboxes: a Step to Last Exchange Server Retirement | Microsoft Community Hub! 🦋
techcommunity.microsoft.com/blog/exchang...