"Welcome and introduction" is not a "Lesson" but a "Course". The icon means that that course is open to guests.
Lesson
How to remove icon of face?
Cuộc thảo luận này đã bị khóa nên bạn không thể trả lời nó nữa.
"Welcome and introduction" is not a "Lesson" but a "Course". The icon means that that course is open to guests.