Thank you for your feedback. We have added the option to allow only users who were invited to the meeting to bypass the lobby. To learn more, please visit https://support.microsoft.com/office/change-participant-settings-for-a-teams-meeting-53261366-dbd5-45f9-aae9-a70e6354f88e.
We look forward to adding other improvements discussed in the comments in the future.
An error occurred while saving the commentGraham commented
We also need a way for a select few in a meeting of 200+ to be able to bypass the lobby. In addition, we are looking for a way that not everyone is allowed to admit new participants.