MC1324282 – Support for disabling file previews in Microsoft Teams

Product:

SharePoint, Teams, Windows

Platform:

Mac, Online, Web, Windows Desktop, World tenant

Status:

Feature Rollout Status Not Supported

Change type:

Updated message, Feature update, User impact

Links:

561321

Details:

Summary:
Microsoft Teams will add a user-level setting to disable file previews, enabled by default. Rolling out June 2026, this applies per user and per client without admin action. Users can manage this under Settings > Files and links, with no changes to data storage or permissions.

Details:
[What and Why]
To address customer feedback, Microsoft is introducing a new user-level setting in Microsoft Teams that allows individuals to disable file previews in their messaging experience. This gives users more control over how files are displayed while preserving the existing experience by default.
This message is associated with Roadmap ID 561321.
[Rollout Schedule]
Targeted Release: Rollout will begin in early June 2026 and is and is expected to complete by mid-June 2026.
General Availability (Worldwide): Rollout will begin mid-June 2026 and is expected to complete by late June 2026.
[Impact on Your Organization]
Who is affected:
All users in Microsoft 365 tenants who use Microsoft Teams.
Platforms / Services:
Microsoft Teams for Windows desktop, Teams for Mac desktop, Teams for the web
What will happen:
A new setting called "Enable file previews" will appear under Settings > Files and links.
The setting is ON by default, so there is no change to existing behavior.
Users can turn the setting OFF to disable file previews for themselves.
This setting applies per user; other users will still see file previews if enabled.
The setting applies only for the current client and needs to be set for each client (for example, desktop and web).
[Action Required / Recommendations]
No admin action is required.
Notify helpdesk staff about this change.
Optionally inform users that they can manage file previews in Teams settings.
[Compliance considerations]
AreaExplanation
Does the change alter how existing customer data is processed, stored, or accessed?The change affects how file previews are rendered in Microsoft Teams at the user level. File storage, permissions, and access controls are unchanged.
Does the change include an admin control?The feature is enabled by default at the tenant level and managed through user settings, without requiring new admin configuration.
Does the change allow a user to enable or disable the feature themselves?Users can turn the "Enable file previews" setting on or off in Teams under Settings > Files and links.

Change Category:
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Scope:
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Release Phase:
Standard Release, Targeted Release

Created:
2026-05-28

updated:
2026-06-05

Task Type

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Docu to Check

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MS Preperations

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MS Urgency

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MS workload name

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linked item details

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summary for non-techies**

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Direct effects for Operations**

User Experience with File Previews
If users are not informed about the new setting to disable file previews, they may experience confusion or frustration when file previews appear unexpectedly in their Teams messages, impacting their workflow and communication efficiency.
   - roles: End Users, Helpdesk Staff
   - references: https://www.microsoft.com/microsoft-365/roadmap?filters=&searchterms=561321

Increased Support Queries
Without proper communication regarding the new feature, helpdesk staff may receive an influx of support queries from users who are unaware of how to manage file previews, leading to increased workload and potential delays in response times.
   - roles: Helpdesk Staff, IT Support
   - references: https://www.microsoft.com/microsoft-365/roadmap?filters=&searchterms=561321

Configutation Options**

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explanation for non-techies**

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