Nov 27 2021 02:46 AM - edited Nov 27 2021 03:29 AM
Hello, "Teams for personal use" is built-in using W11. If you need to use a school/work account you must download the desktop client. You can read more about it in the link below.
https://techcommunity.microsoft.com/t5/microsoft-teams-blog/introducing-chat-from-microsoft-teams-on...