To add an external user or participant when creating a Teams meeting in Canvas. Navigate to the attendee’s field and enter the external user's email (circled in yellow below):
Next, click on Send (circled in yellow below):
Your external user will then receive an email invitation to your meeting.
To add an external participant to a Teams meeting you have already created, navigate to your desired Microsoft Teams meeting. Next, click on Edit (circled in yellow below):
You will then add the participant within the attendees field (circled in yellow below):
Once you have entered the external user, you must click on Send update, located in the upper right hand corner (circled in yellow below):