Amazon account binding kindle release method: first, confirm whether Amazon account is email account or mobile account. If you don't have an account, it is recommended that you log in to the kindle device after registering your computer, and then bind it. Take out the kindle device and click the menu icon on the home page. Click "Settings" in turn and follow the on-screen prompts. If your kindle is noticed.

Amazon bank card unbinding method:

1. Open Amazon software and log in to your account.

2. Click on my account and bank card.

3. Click the bank card that needs to be unbound.

4. More, unbind and enter the transaction payment password.

5, can be untied successfully.