2025 February Teem Product Release

Microsoft Graph API Enhancement

As part of our ongoing efforts to enhance security and improve functionality, we are transitioning to Microsoft Graph API. This change will require some updates to the user interface (UI) and a one-time re-authentication of service accounts by customers. Read the announcement, Microsoft discontinuing Application Impersonation in February 2025.

Below is the dialog that displays when you add a new calendar, and it will let you select the Office 365 (O365) calendar based on the permissions you require, either:

• Office 365 Oauth - Full Access Delegate: For user-level access. 
• Office 365 Oauth - App-Level Impersonation*: For application-level access.

After 

Before