Your company has a Microsoft 365 subscription.
A user invites an external user to join a Microsoft Teams meeting by using a Microsoft Outlook meeting invitation.
The external user cannot join the meeting.
You need to ensure that all external users can join Microsoft Team meetings.
What should you do from the Microsoft Teams admin center?
A. From Guest access in the Org-wide settings, set Allow guest access in Microsoft Teams to On.
B. Edit the Meeting settings and set Anonymous users can join a meeting to On.
C. Edit the global meeting policy and set Allow scheduling private meetings to On.
D. Edit the live events policy and set Who can join live events to Everyone.
Reference:
https://docs.microsoft.com/en-us/microsoftteams/meeting-settings-in-teams