How Do I Change My Course Name and Course Number in Canvas?
Go to Settings
In your course navigation bar, click the "Settings" button.
Update Course Details
On the Settings page, you will first need to click on the "Course Details" tab .
On the Course Details section, you can edit the Name  and Course Code .
NOTE: YOU MUST NOT CHANGE THE SIS ID .
Save your changes
Once you have made your updates, scroll to the bottom of the page and click the "Update Course Details" button to save your changes.
For more information about changing your course name: