Curve automatically creates a sortable user name using the Last Name, First Name convention. Admins can edit and change a user's sortable name, if needed.
Select the Managed Account in the Courses & Groups drop-down menu.
In Account Navigation, click the Users link.
Open User Details
Click the user's name.
To edit the user's details, click the Edit link.
Update Sortable Name
Type the name as you wish it to appear in the Sortable Name field.
When you are done making changes, click the Save button when you are finished.