If the standard method of entering access codes did not work for your
14-character access code, log out of WebAssign and go to https://www.cengage.com/dashboard/#/login.
Sign in to the Cengage website using your WebAssign username and
password.
Once you are logged into the Cengage website, enter your 14-character
access code in the box under "Have Another Product to Register?". Then
click "Register".