1. Open Lacarra, go to the home page and click My, then jump to the wallet page and click the bank card.

2. Then click Add Bank Card to enter the detailed page.

3. After completing the details, the binding can be successful.

Extended data

Unbind Lacarra Cashball from the original bank card;

1, open the Lacarra payment software, enter the home page, and click on my wallet;

2. Click to unbind, enter the details page, click the Delete button in the upper right corner, and the "Are you sure you want to delete the bank card binding" dialog box pops up, and click OK;

3. Enter the password and click OK. Please enter the verification code to unbind successfully.

Reference source: Baidu Encyclopedia: Lacarra mobile phone collection