Microsoft 365 Copilot Apps installation on devices with Microsoft 365 Apps [MC1152323]

Message ID: MC1152323

Introduction

Starting in October 2025, Microsoft will begin automatically installing the Microsoft 365 Copilot app on Windows devices that have Microsoft 365 desktop client apps. This app provides a centralized entry point for accessing Copilot experiences and AI-powered capabilities across Microsoft 365. This change simplifies access to Copilot and ensures users can easily discover and engage with productivity-enhancing features.

When this will happen

Rollout begins in early October 2025 and completes mid-November 2025

How this affects your organization

Who is affected:

• Organizations with Windows devices running Microsoft 365 desktop client apps
• Customers outside the European Economic Area (EEA) (EEA customers are excluded)
• Admins responsible for managing Microsoft 365 Apps deployments
• Users on eligible devices who will see the Microsoft 365 Copilot app appear in their Start menu

What will happen:

• The Microsoft 365 Copilot app will be automatically installed on Windows devices that have Microsoft 365 desktop apps, unless administrators opt out.
• The app will appear in the Start menu as a new entry point for accessing Copilot experiences across Microsoft 365.
• On devices where the app is already installed, no visible change will occur.
• The app installation is enabled by default and does not require user interaction.
• This change does not apply to customers in the European Economic Area (EEA).

What you can do to prepare

Admin Actions

• Review the documentation for more details and instructions on how to manage this.
• You can opt out of the installation in the Microsoft 365 Apps Admin Center. 
• Consider notifying helpdesk and users to reduce confusion and support requests.
• Update internal documentation if you reference installed apps or Copilot access points.

User Impact

• Users may see a new app icon for Microsoft 365 Copilot in the Start menu.
• On many devices, the app may already be installed, resulting in no visible change

Compliance considerations

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

Source: Microsoft

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