Updated May 29,August 19, 2025: We have updated the content.timeline. Thank you for your patience.
Users will have the capability to open their core applications, such as Chat, Teams, and other essential apps, in separate windows by selecting Open in new window from the app's context menu. This latest update facilitates enhanced productivity and provides greater customization of the user's workflow. This improvement enables users to manage their core collaboration applications more efficiently, ultimately leading to a more streamlined and effective work environment.
This message is associated with Microsoft 365 Roadmap ID 495003.
When this will happen:
Targeted Release: We will begin rolling out early JulyNovember 2025 (previously early September) and expect to complete by mid-July 2025.November 2025 (previously mid-September).
General Availability (Worldwide): We will begin rolling out mid-JulyNovember 2025 (previously mid-September) and expect to complete by early August 2025.December 2025 (previously early October).
How this will affect your organization:
Your organization will now be able to open their core collaboration apps in its own window.

What you need to do to prepare:
This rollout will happen automatically with no admin action required. You may consider updating your training and documentation as appropriate.