Click on Teams in the left hand bar. Select Join or create a team in the top right of the window.
You can create your own team or discover existing ones.
Select Create team to create a new team.
Select a team type.
Enter the team name. The name should be descriptive and will have “UserCreated” appended.
By default, a team is Private. Select the desired Privacy setting.
Approval should be obtained before adding a member to a Team. Add members. People or groups can be added. To add a member outside your organization, invite the member as a guest using their email address and enter a friendly display name.
When you're done adding members, select Close.
Each team has a General channel for announcements and information. To add an additional Channel:
Select More options next to the team name.
Select Add channel.
Enter a name and description for your channel.
A Channel can be created for a topic, project, or department name.
Select Automatically show this channel in everyone's channel list for the channel to be automatically visible in everyone's channel list. Select Add.
Select Manage team to configure Members, Channels, Settings, and Apps.
Select Settings to change more team options.