Here's what's new for Microsoft Teams in January 2021 (changelog)
Approvals in Teams Approvals in Microsoft Teams enables everyone, from frontline workers to corporate headquarters employees, to easily create, manage, and share approvals directly from your hub for teamwork. You can quickly start an approval flow from the same place you send a chat, in a channel conversation, or from the Approvals app itself. Just select an approval type, add details, attach files, and choose approvers. Once submitted, approvers are notified and can review and act on the request. Learn more. Offline autosend The offline experience for Microsoft Teams chat and channels helps ...
Source: mspoweruser.com