Please note that PayPal or bank information cannot be changed directly. Instead, you can update your bank account details by removing the existing bank account and adding a new one.
1. To remove your bank account by following these steps (Kindly understand that this operation can only be processed via PC)：
Step 1: Log in your account at My Alibaba - Transactions -Bank/Card Account.
Step 2: Click on "Remove" to unbind your bank account.
2. To add a new bank account is only possible when making payment during the checkout process, which is available via both mobile app and PC. Click here to check.