Open the MicroGrade class file containing the password you want to change or delete.
From the File menu, choose Set Password.
Click inside the text box and enter the existing password. Click OK.
Click inside the text box to enter a new password (you can also leave the text box blank if you do not want to assign a password.) When finished, click OK
If you have modified a password, the Re-enter Password dialog displays. Click inside the text box and enter the new password. When finished, click OK.