This is because the storge location of Teams recording is changing from Microsoft Stream to OneDrive for Business and Microsoft SharePoint.
After January 7, 2021, all new Teams meeting recordings will be saved to OneDrive for Business and SharePoint unless you delay this change by modifying your organization’s Teams Meeting policies and explicitly setting to Stream.
For more information, please refer to this article.
If the response is helpful, please click "Accept Answer" and upvote it.
Note: Please follow the steps in our documentation to enable e-mail notifications if you want to receive the related email notification for this thread.