Microsoft Teams: Update to email notifications for team and channel join and accept actions

Plan for Change
Major Change

Message ID

MC1183008
View in Message Center

Services

Microsoft Teams

Summary

Microsoft Teams updated sender email addresses for team and channel membership notifications to improve clarity. Changes include using the team owner's email for membership additions and [email protected] for private join requests and shared channel notifications. The rollout completed in November 2025 with no action required.

Details

Introduction:

To improve clarity and alignment with user expectations, Microsoft Teams is updating the sender email addresses used in notifications related to team and channel membership actions. These changes help ensure recipients can better identify the source of notifications and reduce confusion caused by generic sender addresses.

When this will happen:

General Availability (Worldwide): The rollout began and was completed in early November 2025.

How this affects your organization:

  • Who is affected: All Microsoft 365 tenants using Microsoft Teams.
  • What will happen:

What you can do to prepare:

  • No action is required. This change will roll out automatically.
  • Inform helpdesk staff of the updated sender addresses to avoid confusion or misclassification of emails.
  • Update internal documentation if it references sender email addresses for Teams notifications.

Compliance considerations:

No compliance considerations identified, review as appropriate for your organization.

Timeline

Published
Nov 5, 2025
Updated
Nov 5, 2025
End Date
Dec 7, 2025

Tags

New featureUser impactAdmin impact

Category

Plan for Change