In Windows, click Start > Microsoft Corporation > Microsoft Teams.
Pick a team and channel
A team is a collection of people, conversations, files, and tools—all in one place. A channel is a discussion in a team, dedicated to a department, project, or topic.
The best way to get familiar with teams and channels is to pick a team and channel and start exploring!
Click Teams on the left side of the app and then pick a team.
If you're not on a team and want to create one, see Onboard your teams.
Select a channel and explore the Conversations, Files, and other tabs.
For more info, see Teams and channels.
Start a new conversation...
...with the whole team
Click Teams , then pick a team and a channel.
In the compose box, say what's on your mind and click Send .
...with a person or group
At the top of the app, click New chat .
In the To field, type the name of the person or people you want to chat with.
In the compose box, say what you have to say and click Send