Enter the wallet function interface on WeChat, click the "Bank Card" option, find the credit card you want to unbind, and perform the unbinding operation.

1. Open the WeChat app and log in to your account.

2. Find and click the "Me" option in the bottom navigation bar to enter the personal center page.

3. On the personal center page, find and click the "Wallet" option to enter the wallet function interface.

4. In the wallet interface, find and click the "Bank Card" option to enter the list of bound bank cards.

5. Find the credit card you want to unbind in the bank card list, click on the card to enter the credit card details page

6. On the credit card details page, there is usually an "Unbind" or "Delete" button, click this button to unbind the credit card

7. Follow the system prompts to confirm the operation of unbinding the credit card. Usually you need to enter the payment password or perform identity verification

8. After completing the above steps, your credit card will be successfully unbound.