If you would like to stop the auto renewal on your D&D Insider subscription please follow these instructions.
1) Navigate to your My Accounts page by clicking here. If you are not signed in you will be asked to sign in first.
2) Once you have signed in and are on the My Accounts page click on the Manage D&D Insider link.
3) Click on the My Subscription History link. You will be asked to sign in again as you are moving to an area where you can change billing information and make purchases.
4) On the Subscription History page you will see the subscription(s) you have with D&D Insider. Find your current subscription and click the Deactivate Auto Renew link to to cancel your auto renewal. A confirmation page will pop up, click Accept Action to complete the stop auto renewal request.