check before: 2025-01-31
Product:
Copilot, Microsoft 365 Apps, Microsoft 365 suite, OneNote, Outlook
Platform:
mobile, Online, Web, World tenant
Status:
Change type:
Admin impact, New feature, Updated message, User impact
Links:

Details:
Summary:
Multiple account access to Copilot in Microsoft 365 desktop and mobile apps will be available starting March 2025, with rollout completion expected by late April 2025. Cloud Policy to manage this feature will be available by late January 2025.
Details:
Updated April 2, 2025: We have updated the rollout timeline below. Thank you for your patience.
Multiple account access to Copilot in Microsoft 365 desktop and mobile apps will be available soon.
[When will this happen]
General availability (Worldwide): We will begin rolling out in early March 2025 and expect to complete by late April (previously late March 2025).
Cloud Policy to manage use will be available by late January 2025.
Change Category:
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Scope:
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Release Phase:
Created:
2025-01-17
updated:
2025-04-03
Task Type
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Docu to Check
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MS How does it affect me
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MS Preperations
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MS Urgency
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MS workload name
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summary for non-techies**
Starting in March 2025, Microsoft 365's Copilot will support multiple accounts, allowing users to access it across different devices without switching accounts, while maintaining security and organizational policies; a new setting for managing multi-account use will be available in January 2025.
Direct effects for Operations**
Data Security Risks
Without proper preparation, users may inadvertently expose sensitive organizational data when accessing Copilot with multiple accounts, leading to potential data breaches.
- roles: IT Administrator, Data Protection Officer
- references: https://www.csoonline.com/article/3531230/data-breach-prevention.html, https://www.microsoft.com/en-us/security/blog/2021/06/15/understanding-data-breach-prevention/
User Confusion
Users may experience confusion regarding which account they are using to access Copilot, leading to errors in document editing and collaboration.
- roles: End User, Team Leader
- references: https://www.forbes.com/sites/bernardmarr/2021/05/10/the-importance-of-user-experience-in-software-development/, https://www.nngroup.com/articles/user-experience-ux/
Increased Support Tickets
The introduction of multiple account access without preparation may lead to a surge in support requests as users encounter issues or misunderstandings about the new feature.
- roles: Help Desk Support, IT Support Specialist
- references: https://www.zdnet.com/article/how-to-reduce-it-support-tickets/, https://www.techrepublic.com/article/how-to-reduce-it-support-tickets/
Compliance Issues
Organizations may face compliance challenges if users access Copilot with personal accounts, potentially violating data governance policies.
- roles: Compliance Officer, Legal Advisor
- references: https://www.dataprotectionreport.com/2021/03/compliance-challenges-in-the-age-of-remote-work/, https://www.privacyshield.gov/article?id=Compliance-Overview
Performance Degradation
If multiple accounts are accessed simultaneously without proper management, it may lead to performance issues in the Microsoft 365 apps, affecting user productivity.
- roles: System Administrator, End User
- references: https://www.techradar.com/news/how-to-improve-microsoft-365-performance, https://www.microsoft.com/en-us/microsoft-365/blog/2021/02/25/optimizing-microsoft-365-performance/
Configutation Options**
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Opportunities**
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Potentional Risks**
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IT Security**
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explanation for non-techies**
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** AI generated content. This information must be reviewed before use.
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change history
Date | Property | old | new |
2025-04-03 | MC Last Updated | 01/31/2025 18:44:57 | 2025-04-02T16:52:38Z |
2025-04-03 | MC Messages | Updated January 31, 2025: The policy setting is available in Cloud Policy as of January 30, 2025. Currently the policy setting is only available in English. But we're working on making the localized versions available as soon as we can.
Multiple account access to Copilot in Microsoft 365 desktop and mobile apps will be available soon. [When will this happen] General availability (Worldwide): We will begin rolling out in early March 2025 and expect to complete by late March 2025. Cloud Policy to manage use will be available by late January 2025. | Updated April 2, 2025: We have updated the rollout timeline below. Thank you for your patience.
Multiple account access to Copilot in Microsoft 365 desktop and mobile apps will be available soon. [When will this happen] General availability (Worldwide): We will begin rolling out in early March 2025 and expect to complete by late April (previously late March 2025). Cloud Policy to manage use will be available by late January 2025. |
2025-04-03 | MC End Time | 05/05/2025 09:00:00 | 2025-06-09T09:00:00Z |
2025-04-03 | MC Summary | Copilot in Microsoft 365 will support multiple account access on desktop and mobile apps starting early March 2025. A Cloud Policy to manage this feature is available now. Organizations can use this policy to restrict access if needed. | Multiple account access to Copilot in Microsoft 365 desktop and mobile apps will be available starting March 2025, with rollout completion expected by late April 2025. Cloud Policy to manage this feature will be available by late January 2025. |
2025-02-01 | MC Messages | Multiple account access to Copilot in Microsoft 365 desktop and mobile apps will be available soon.
[When will this happen] General availability (Worldwide): We will begin rolling out in early March 2025 and expect to complete by late March 2025. Cloud Policy to manage use will be available by late January 2025. | Updated January 31, 2025: The policy setting is available in Cloud Policy as of January 30, 2025. Currently the policy setting is only available in English. But we're working on making the localized versions available as soon as we can.
Multiple account access to Copilot in Microsoft 365 desktop and mobile apps will be available soon. [When will this happen] General availability (Worldwide): We will begin rolling out in early March 2025 and expect to complete by late March 2025. Cloud Policy to manage use will be available by late January 2025. |
2025-02-01 | MC Title | Multiple account access to Copilot in Microsoft 365 desktop and mobile apps | (Updated) Multiple account access to Copilot in Microsoft 365 desktop and mobile apps |
2025-02-01 | MC Last Updated | 01/23/2025 19:07:04 | 2025-01-31T18:44:57Z |
2025-02-01 | MC MessageTagNames | New feature, User impact, Admin impact | Updated message, New feature, User impact, Admin impact |
2025-02-01 | MC Summary | Copilot in Microsoft 365 will support multiple account access on desktop and mobile apps starting early March 2025. A Cloud Policy to manage this feature will be available by late January 2025. Organizations can use this policy to restrict access if needed. | Copilot in Microsoft 365 will support multiple account access on desktop and mobile apps starting early March 2025. A Cloud Policy to manage this feature is available now. Organizations can use this policy to restrict access if needed. |
2025-01-24 | MC Last Updated | 01/16/2025 20:59:09 | 2025-01-23T19:07:04Z |
Last updated 3 weeks ago