How to untie the bank card in Tianzhu lottery

1. Open the lottery app on the mobile phone desktop. After entering the app, click "Login" in "My Page" in the lower right corner.

2. Secondly, after logging in, click the card voucher center indicated by the arrow, and in the bank card page, click the bank card to be unbound.

3. Finally, on the following page, click Settings in the upper right corner of the page, and click Unbind on the Settings page.