How can the administrator set up assignment categories and their respective weights for courses and then lock them? The instructors need to be restricted from changing the categories and their weights.
Thank you for contacting the Instructure Community. We're sorry to hear you've been experiencing issues with locking weighted groups. The only way to do this would be to remove the permission from teachers being able to edit the assignment groups but this will likely cause issues with them editing or being able to move assignments around themselves. Here is the Canvas guide: