Self Enroll courses are non-academic, external courses such as those used for certifications. They are NOT accessible via Banner Registration.
Steps:
1. Go to my.msstate.edu
2. Click on the menu button (Triple bar) and go to the Classroom tab.
3. Click the drop down for Select a course... under Canvas Course Self Enrollment.

4. Select the course you want to enroll in.

5. Click the Confirm Enrollment slider to select Yes, then click Self Enroll.

6. Go to canvas.msstate.edu to confirm the course is available to you on the Dashboard. If it does not appear there, try clicking Courses > All Courses to see if it is available on the All Courses list for you instead.