Microsoft 365 Alert – Service Degradation – Microsoft Teams – Users may be unable to see video in the new Microsoft Teams on Windows devices – ONGOING

09/02/2024 09:10:00 AM

NHSmail Reference: INC41332892

Microsoft Reference: TM714175

Issue Status: ONGOING

Issue Description: Users may be unable to see video in the new Microsoft Teams on Windows devices.

More info: The impact is specific to Windows devices that are running on some Windows versions, such as versions N and KN, where a specific Windows media component (mfplat.dll) isn’t present. Affected users may see no video where the video is supposed to be displayed.

To bypass the issue before the fix is fully deployed, affected users can follow the instructions in this link to install the Media Feature Pack: https://www.microsoft.com/en-us/software-download/mediafeaturepack

Current Update: 16/02/2024 08:42:00 AM Microsoft have encountered a delay in the deployment of the long-term fix though their current estimations suggest that the issue will be resolved by mid-March 2024. They anticipate having an updated and more precise deployment timeline by the next scheduled update.

Scope of impact: This event may impact any users who attempt to view video in the new Microsoft Teams.

Root cause: A specific Windows media component (mfplat.dll) isn’t present in some Windows versions, such as versions N and KN, which is causing the impact in the new Microsoft Teams on Windows devices that are running those versions.

Next update by: Monday, March 4, 2024, at 10:00 PM UTC

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