check before: 2025-03-15
Product:
Microsoft 365 admin center, Teams
Platform:
Android, iOS, Online, Web, World tenant
Status:
Change type:
Admin impact, Feature update, Updated message, User impact
Links:

Details:
Summary:
Microsoft Teams will soon allow anonymous unauthenticated users to join watermarked meetings and access all meeting content. This feature will be available on Windows desktop, web, Android/iOS, and Teams Rooms. The rollout starts mid-March and completes by late May 2025. Admins can use PowerShell to limit guests to audio only.
Details:
April 2, 2025: The rollout for Teams mobile is coming soon, we have updated the rollout timeline below.
Coming soon to Microsoft Teams: Anonymous unauthenticated users will be able to join watermarked meetings and have access to all meeting content, including video. This message applies to Teams on Windows desktop, Teams on the web, Teams for Android/iOS, and Teams Rooms.
[When this will happen:]
General Availability (Worldwide): We will begin rolling out mid-March and expect to complete by late May 2025 (previously late April).
Change Category:
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Scope:
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Release Phase:
Created:
2024-10-26
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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Pictures
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summary for non-techies**
Microsoft Teams is introducing a feature allowing anonymous users to join meetings with a visible watermark, showing their entered name, available across various devices from mid-March to late May 2025, with an option to restrict video access using PowerShell.
Direct effects for Operations**
Increased Risk of Data Leakage
Allowing anonymous unauthenticated users to join meetings with full access to content increases the risk of sensitive information being leaked, as these users may not be vetted or trusted.
- roles: IT Security Manager, Compliance Officer
- references: https://www.csoonline.com/article/3531230/the-risks-of-anonymous-guest-access-in-teams.html, https://www.techrepublic.com/article/how-to-secure-your-microsoft-teams-environment/
User Experience Degradation
The introduction of watermarked meetings for anonymous users may lead to confusion among legitimate users regarding the identity of participants, potentially impacting collaboration and trust during meetings.
- roles: Team Leader, Project Manager
- references: https://www.forbes.com/sites/bernardmarr/2021/03/01/the-future-of-remote-work-how-microsoft-teams-is-evolving/?sh=5c1b1c1e7b8e, https://www.zdnet.com/article/microsoft-teams-gets-new-features-to-improve-user-experience/
Configutation Options**
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Data Protection**
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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 | 04/01/2025 16:15:24 | 2025-04-02T18:40:12Z |
2025-04-03 | MC Messages | April 1, 2025: The rollout for Teams mobile is coming soon, we have updated the rollout timeline below.
Coming soon to Microsoft Teams: Anonymous unauthenticated users will be able to join watermarked meetings and have access to all meeting content, including video. This message applies to Teams on Windows desktop, Teams on the web, Teams for Android/iOS, and Teams Rooms. [When this will happen:] General Availability (Worldwide): We will begin rolling out mid-March and expect to complete by late April 2025 (previously late March). | April 2, 2025: The rollout for Teams mobile is coming soon, we have updated the rollout timeline below.
Coming soon to Microsoft Teams: Anonymous unauthenticated users will be able to join watermarked meetings and have access to all meeting content, including video. This message applies to Teams on Windows desktop, Teams on the web, Teams for Android/iOS, and Teams Rooms. [When this will happen:] General Availability (Worldwide): We will begin rolling out mid-March and expect to complete by late May 2025 (previously late April). |
2025-04-03 | MC Summary | Anonymous users will soon be able to join watermarked Microsoft Teams meetings with full access to content, including video. The rollout will start mid-March and finish by late April 2025. Admins can use a PowerShell script to restrict anonymous users to audio only. More details are available [here](https://learn.microsoft.com/MicrosoftTeams/watermark-meeting-content-video). | Microsoft Teams will soon allow anonymous unauthenticated users to join watermarked meetings and access all meeting content. This feature will be available on Windows desktop, web, Android/iOS, and Teams Rooms. The rollout starts mid-March and completes by late May 2025. Admins can use PowerShell to limit guests to audio only. |
2025-04-03 | MC End Time | 05/12/2025 10:00:00 | 2025-07-14T10:00:00Z |
2025-04-03 | MC prepare | This feature will be on by default. If you do not want guest name as the watermark for anonymous users, you can run a Microsoft PowerShell script for these guests to have access to audio only in meetings.
Learn more: Require a watermark for sensitive Teams meetings - Microsoft Teams | Microsoft Learn (will be updated before rollout) | This feature will be on by default. If you do not want guest name as the watermark for anonymous users, you can run a Microsoft PowerShell script for these guests to have access to audio only in meetings.
Learn more: Require a watermark for sensitive Teams meetings - Microsoft Teams | Microsoft Learn (will be updated before rollout) https://learn.microsoft.com/MicrosoftTeams/watermark-meeting-content-video |
2025-04-02 | MC Last Updated | 12/17/2024 20:35:15 | 2025-04-01T16:15:24Z |
2025-04-02 | MC Messages | Updated December 17, 2024: We have updated the rollout timeline below. Thank you for your patience.
Coming soon to Microsoft Teams: Anonymous unauthenticated users will be able to join watermarked meetings and have access to all meeting content, including video. This message applies to Teams on Windows desktop, Teams on the web, Teams for Android/iOS, and Teams Rooms. [When this will happen:] General Availability (Worldwide): We will begin rolling out mid-March 2025 (previously early December) and expect to complete by late March 2025 (previously late December). | April 1, 2025: The rollout for Teams mobile is coming soon, we have updated the rollout timeline below.
Coming soon to Microsoft Teams: Anonymous unauthenticated users will be able to join watermarked meetings and have access to all meeting content, including video. This message applies to Teams on Windows desktop, Teams on the web, Teams for Android/iOS, and Teams Rooms. [When this will happen:] General Availability (Worldwide): We will begin rolling out mid-March and expect to complete by late April 2025 (previously late March). |
2025-04-02 | MC Summary | Microsoft Teams is introducing a watermark feature for anonymous meeting join, with a rollout starting mid-March 2025. Unauthenticated users will see their entered name as a watermark and access all meeting content. Admins' watermark policies remain unchanged, while users will experience enhanced access. Preparation involves a default-on feature, with an option to restrict unauthenticated users to audio only via PowerShell script. | Anonymous users will soon be able to join watermarked Microsoft Teams meetings with full access to content, including video. The rollout will start mid-March and finish by late April 2025. Admins can use a PowerShell script to restrict anonymous users to audio only. More details are available [here](https://learn.microsoft.com/MicrosoftTeams/watermark-meeting-content-video). |
2025-04-02 | MC End Time | 04/07/2025 10:00:00 | 2025-05-12T10:00:00Z |
2025-04-02 | MC prepare | This feature will be on by default. If you do not want guest name as the watermark for anonymous users, you can run a Microsoft PowerShell script for these guests to have access to audio only in meetings.
Learn more: Require a watermark for sensitive Teams meetings - Microsoft Teams | Microsoft Learn (will be updated before rollout) https://learn.microsoft.com/MicrosoftTeams/watermark-meeting-content-video | This feature will be on by default. If you do not want guest name as the watermark for anonymous users, you can run a Microsoft PowerShell script for these guests to have access to audio only in meetings.
Learn more: Require a watermark for sensitive Teams meetings - Microsoft Teams | Microsoft Learn (will be updated before rollout) |
2024-12-18 | MC Last Updated | 11/23/2024 01:33:39 | 2024-12-17T20:35:15Z |
2024-12-18 | MC Messages | Updated November 22, 2024: We have updated the rollout timeline below. Thank you for your patience.
Coming soon to Microsoft Teams: Anonymous unauthenticated users will be able to join watermarked meetings and have access to all meeting content, including video. This message applies to Teams on Windows desktop, Teams on the web, Teams for Android/iOS, and Teams Rooms. [When this will happen:] General Availability (Worldwide): We will begin rolling out early December 2024 (previously early November) and expect to complete by late December 2024 (previously mid-November). | Updated December 17, 2024: We have updated the rollout timeline below. Thank you for your patience.
Coming soon to Microsoft Teams: Anonymous unauthenticated users will be able to join watermarked meetings and have access to all meeting content, including video. This message applies to Teams on Windows desktop, Teams on the web, Teams for Android/iOS, and Teams Rooms. [When this will happen:] General Availability (Worldwide): We will begin rolling out mid-March 2025 (previously early December) and expect to complete by late March 2025 (previously late December). |
2024-12-18 | MC End Time | 02/21/2025 09:00:00 | 2025-04-07T10:00:00Z |
2024-12-18 | MC Summary | Microsoft Teams will soon allow anonymous users to join meetings with watermarked access to all content. Rollout begins early December 2024, with full availability by late December 2024. Admins' watermark policies remain unchanged, while users will see a watermark of their entered guest name. The feature is default but can be altered via PowerShell script. | Microsoft Teams is introducing a watermark feature for anonymous meeting join, with a rollout starting mid-March 2025. Unauthenticated users will see their entered name as a watermark and access all meeting content. Admins' watermark policies remain unchanged, while users will experience enhanced access. Preparation involves a default-on feature, with an option to restrict unauthenticated users to audio only via PowerShell script. |
2024-11-23 | MC Messages | Coming soon to Microsoft Teams: Anonymous unauthenticated users will be able to join watermarked meetings and have access to all meeting content, including video. This message applies to Teams on Windows desktop, Teams on the web, Teams for Android/iOS, and Teams Rooms.
[When this will happen:] General Availability (Worldwide): We will begin rolling out early November 2024 and expect to complete by mid-November 2024. | Updated November 22, 2024: We have updated the rollout timeline below. Thank you for your patience.
Coming soon to Microsoft Teams: Anonymous unauthenticated users will be able to join watermarked meetings and have access to all meeting content, including video. This message applies to Teams on Windows desktop, Teams on the web, Teams for Android/iOS, and Teams Rooms. [When this will happen:] General Availability (Worldwide): We will begin rolling out early December 2024 (previously early November) and expect to complete by late December 2024 (previously mid-November). |
2024-11-23 | MC Title | Microsoft Teams: Watermark for anonymous meeting join | (Updated) Microsoft Teams: Watermark for anonymous meeting join |
2024-11-23 | MC Last Updated | 10/26/2024 01:07:52 | 2024-11-23T01:33:39Z |
2024-11-23 | MC MessageTagNames | Feature update, User impact, Admin impact | Updated message, Feature update, User impact, Admin impact |
2024-11-23 | MC Summary | Microsoft Teams will soon allow anonymous users to join meetings with watermarked access to all content. Rollout begins early November 2024, with full availability by mid-November. Admins' watermark policies remain unchanged, while users will see a watermark of their entered guest name. The feature is default but can be altered via PowerShell script. | Microsoft Teams will soon allow anonymous users to join meetings with watermarked access to all content. Rollout begins early December 2024, with full availability by late December 2024. Admins' watermark policies remain unchanged, while users will see a watermark of their entered guest name. The feature is default but can be altered via PowerShell script. |
Last updated 2 weeks ago