Published Feb 10, 2026
Starting mid-February 2026, the Microsoft 365 apps for Mac suite installer will include a shim for the Microsoft 365 Copilot app, enabling users to download the full Copilot app. Deployment completes by mid-May 2026. Organizations must ensure the shim app is included and meet macOS 14.0+ requirements.
Updated March 2, 2026: We have updated the timeline and content. Thank you for your patience.
Introduction
Starting in mid‑February 2026, the Microsoft 365 apps for Mac suite installer a shim for the Microsoft 365 Copilot app. This change helps organizations more easily deploy the Microsoft 365 Copilot Mac app by enabling users to download the full application directly from the shim.
The Microsoft 365 Copilot Mac app brings AI assistance to macOS, helping users search, analyze, and create from a single, secure desktop experience.

When this will happen
How this affects your organization
Who is affected: Organizations that deploy Microsoft 365 apps for Mac using the suite installation package.
What will happen:
What you can do to prepare
If your organization deploys Microsoft 365 apps for Mac using the suite installer package:
How can you exclude the shim app from suite installer package during deployment
Method 1 - While downloading the suite installer package
1. Click on customize on the installation type page.

2. Uncheck Microsoft 365 Copilot to remove the shim app

Method 2 - While using Configuration Profile or Mobile Device Management (MDM)
Apply the following preferences -
| Category | Details |
| Domain | com.microsoft.m365copilot |
| Key | InstallCopilot |
| Data Type | Boolean |
| Possible values | true (default)
false |
| Availability | 16.106 |
| Comments | This preference must be implemented through a Configuration Profile/MDM to be effective. It doesn't work when using the defaults command. |
More context - Set suite-wide preferences for Office for Mac - Microsoft 365 Apps | Microsoft Learn
Compliance considerations
No compliance considerations identified. Review as appropriate for your organization.