Summary
- The Teams, Outlook, and Microsoft365.com Admin app for very small businesses is being retired and will no longer be supported.
- Admins currently using the Admin app will need to switch to Microsoft Admin Center or Teams Admin Center for ongoing management tasks.
- Microsoft also recommends the Microsoft 365 Admin Agent as an alternative assistant for administrative tasks.
- New very small business admins will stop seeing the app pre-pinned or pre-installed in Teams before the retirement is completed.
The Admin app for very small businesses in Teams, Outlook, and Microsoft365.com will retire by October 2026, with rollout starting August 2026. It will no longer be pre-installed or supported. Admins should use Microsoft Admin Center, Teams Admin Center, or Microsoft 365 Admin Agent instead.
Microsoft 365 Message Center ID: MC1462922
Primary Service: Admin
Admin Impact: High
User Impact: Low
Release Start: 15 Aug 2026
Release End: 15 Oct 2026
Last Modified: August 28, 2026
Category: Plan for change
Tags: New feature, Admin impact, Retirement
Status: Launched
Products & Platforms: Exchange Online, Microsoft 365 suite, Microsoft Teams
History
8/27/2026 Item Added to Message Center
Microsoft Message
The Admin app is an application built to help very small businesses manage administrative tasks directly in Teams, Outlook and Microsoft365.com. Starting in October 2026, the Admin app will no longer be supported or available.
Rollout schedule
We will begin rolling out mid-August 2026 and expect to complete by mid-October 2026.
Impact on your organization
Who is affected?
Admins using the Admin app in Teams, Outlook or Microsoft365.com
What will happen?
- Starting in August 2026 the Admin app will no longer be pre-pinned or pre-installed in Teams for new very small business admins. Admins will still be able to access the application if it is installed in Teams.
- Starting in October 2026 the Admin app will no longer be supported or available to customers in Teams, Outlook, or Microsoft365.com.
Required Action / Recommendations
- Admins can continue to use Microsoft Admin Center and Teams Admin Center to manage their Teams environments.
- Admins can also use the Microsoft 365 Admin Agent to assist them with administrative tasks