How do I add or edit points for an assignment?
You can add or edit the amount of points on a given assignment.
Note: When an assignment is set as a moderated assignment, only the moderator or a Canvas admin can edit the assignment after it is published.
In Course Navigation, click the Assignments link.
Click the assignment's Options icon  then click the Edit link .
Edit the points available for the assignment by typing in the points field.
Click the Save button.