All Cengage access codes should be redeemed primarily through Canvas. If your instructor has not prepared a link in Canvas, you can follow these instructions to redeem your code:

You will need to create an account on the Cengage site before redeeming your Cengage
Unlimited Access Code. Go to - https://login.cengage.com/

Once you have created, or logged into, your Cengage account, click on the – Enter Access
Code/Course Link – and enter the publisher access code you received.