As you know Microsoft Teams – the collaboration client from Office 365 – has been there for quite some time.
When you create a new Teams (or manage an existing one) you have to give access to selected users.
Until now, you had to invite every individual users you wanted to give access to Teams.
Well, good news you can now use groups (security or distribution) to manage access to Teams. Using group to give access to Teams will simplify the user management as it will automatically add/remove users based on the group membership.
When you use group to grant access to Teams, a banner is displayed on top of the users list letting you know Team members will be automatically added and removed to reflect your active directory; the group used is not listed as member of the Teams