Microsoft will start restricting access via Exchange Web Services (EWS) to Teams message data starting on January 31st, 2023. Fully supported access to Teams message data is available through the Microsoft Graph Teams Export API. Teams Export APIs allow you to export 1:1, group chat, meeting chats, and channel messages from Microsoft Teams.
Note: If your organization has not developed an application leveraging EWS you can safely disregard this message.
When this will happen
January 31, 2023
How this will affect your organization
Organizations will no longer be able to access Microsoft Teams data via EWS, when this change is implemented.
What you need to do to prepare
If your organization’s application needs to export Microsoft Teams messages, you can extract them using Teams Export APIs, refer to Teams Export API for assistance.
For additional details:
Message ID: MC430095
Published: 14 September 2022
Updated: 14 September 2022
Action required by: 31 January 2023
Platform: Developer, Web, World tenant