1. Open a browser, enter "Amazon" in Baidu, and click "Baidu Click"

2. Click on the "Amazon" official website

3. After opening the website, click the "Login" option

4. Enter the account and password, and click the "Login" button

5. After logging in, click "My Account"

6. Click "Add Credit Card or Debit Card"

7. Select the "Credit Card" option, enter the credit card number and cardholder name, and click the "OK" button< /p>