Published March 5, 2021 on the TI2 Blog.  

When a student leaves your class, they are NOT dropped from Canvas automatically but should be removed manually by the teacher. “Do I really have to conclude the student? Can’t I just leave them on my roster?” There are some negative implications of leaving unenrolled students in your Canvas courses. Listen in and hear why you should conclude students and we will also show you how (just in case you’ve never done it).