1. Log in to the bank mobile App or online banking account.

2. Find related account settings or bank card management options.

3. Find the card that needs to be unbound in the list of bound credit cards and savings cards.

4. Click Unbind or Unbind option.

5. According to the system prompt, confirm the unbinding operation and enter the corresponding security verification information, such as password and SMS verification code.

6. After the unbinding is completed, the system will display the prompt message of unbinding success.