What’s Teams? Microsoft Teams is a unified communication and collaboration platform that combines instant messaging, calling, meetings, file sharing, app integration and everything you essentially need to collaborate with your team, no matter where you all are. Have no fear though, as Microsoft Teams will replace it for all your communication needs and empower you to do even more. Skype for Business will be sunsetting on July 31, 2021. Join a Skype Meeting with Skype for Business Web App As written on This article has been updated for 2020. Data Governance & Identity Management Solutions.Office/Microsoft 365 Migration Services.