This per-organizer policy allows for leaderless meetings. This setting controls whether anonymous participants and dial-in users can join the meeting without a verified participant in attendance. This setting only applies when Who can bypass the lobby is set to Everyone. If the Anonymous users can join a meeting organization-level setting or meeting policy is Off, this setting only applies to dial-in callers. By default, this setting is turned off to prevent anonymous users from misusing your meeting links. While Off, anonymous participants and dial-in users wait in the lobby until a verified participant (including a dial-in organizer) joins the meeting, at which point they're automatically admitted. Once the meeting starts, anonymous participants and dial-in users join the call automatically, even if the organizer leaves. If this setting is On, anonymous and dial-in participants can start and join the meeting without a verified participant present., Using the lobby settings in the Teams admin center, you can create defaults for which types of meeting participants are able to bypass the lobby and which participants must wait there until admitted to the meeting., Authenticated users within the organization, including guest users, join the meeting directly without waiting in the lobby. Users from trusted organizations, and anonymous users wait in the lobby. This is the default setting..