Someone else's credit card is tied to my mobile phone. How to cancel it?

Someone else's credit card is bound to their mobile phone. The cancellation method is as follows:

1. Take mobile phone Alipay as an example, open the mobile phone Alipay app and click on mine in the lower right corner.

2. On my page, click on the bank card indicated by the arrow.

3. After entering the bank card page, click the bank card to unbind.

4. On the subsequent page, click Settings in the upper right corner of the page.

5. Next, click Unbind.