For more information, see manage external access in Teams. Guest access is a better option for external users to have access to Teams and channels.

They don't have access to your Teams or other shared resources from your organization. Federated users have valid credentials with federated partners and are authorized by Teams.

For more information, see guest access in Teams.įederated or external: A federated or an external user is a Teams user from another organization who has been invited to join a meeting. A guest can be an organizer, presenter, or attendee. They have access to team chats, meetings, and files. If the meeting has a Teams meeting associated with it, you’ll see a Join button right on the calendar appointment for easy access. On mobile, your meetings will show up in your calendar in Teams. Guests are added to the organization’s Azure AD and have same Teams capabilities as a native team member. The Teams app on mobile has a Join button associated with all Teams meetings. Guest: A guest is a participant from another organization invited to access Teams or other resources in the organization's tenant. They're full-time, onsite, or remote employees and can be an organizer, presenter, or attendee. In-tenant: In-tenant users belong to the organization and have credentials in Azure Active Directory (Azure AD) for the tenant. The following list details the various user types along with their accessibility: Apps added to the one-on-one call aren't available in the group call.

When a third person is added to a one-on-one call, the call is elevated to a group call, which starts a new session.

Microsoft teams app join meeting