How to Delete Pottermore Account
Step 1. Open internet browser and go to https://www.pottermore.com/
Step 2. Log in to your Pottermore account and in the main page click on “My details” as shown below:
Step 3. In the “My Details” page, scroll down towards the end, and click on “How to close your Pottermore account?” as shown below:
Step 4. In the next page, you will be asked to confirm regarding the deletion of your Pottermore account. Insert your account password in the box provided and click on “Yes, close my account”. This will delete your Pottermore account.