Most RecentMost ViewedMost LikesExchange Online EWS, Your Time is Almost Up We wanted to provide an update on Exchange Online EWS deprecation. Retirement of Exchange Web Services in Exchange Online Today, we are announcing that on October 1, 2026, we will start blocking EWS requests from non-Microsoft apps to Exchange Online. EWS (Exchange Web Services) to Microsoft Graph Migration Guide Series A new initiative to help developers and IT admins transition from Exchange Web Services (EWS) to the new standard API for Microsoft 365. Microsoft Graph User Configuration API (preview) - now available Introducing the Microsoft Graph User Configuration API (preview) Announcing Public Preview: Exchange Online Admin API We are announcing the Public Preview of the Exchange Online Admin API. Introducing Exchange Web Services (EWS) Usage Reports in Microsoft 365 Admin Center We are happy to announce two ways of getting Exchange Online Exchange Web Services (EWS) usage reporting. Use GitHub Copilot to help speed up your transition from EWS We wanted to let you know about AI powered tools to help you migrate your EWS apps before Exchange Online EWS deprecation. Retirement of RBAC Application Impersonation in Exchange Online We wanted to announce deprecation plans for ApplicationImpersonation role in Exchange Online. Get the status of legacy Exchange Online tokens and add-ins that use them We wanted to let you know of a method you can use to learn which Outlook add-ins use Exchange legacy tokens. Give us feedback on Exchange Online Cmdlet changes and Rest API availability for Admin Scenarios We prepared two surveys on Exchange Online Cmdlet changes and Rest API availability for Admin Scenarios.