Outlook users have been able to see LinkedIn profile information for several years. Now Teams chat has the same kind of LinkedIn connection to expose profile information of people you chat with. Because Teams is more internally-focused than email is, the integration might be less useful than it is in Outlook. Then again, you might need to find out some information about people you work with!
https://office365itpros.com/2022/05/05/linkedin-connection-teams/
