1. After logging in to WeChat, click "I" in the lower right corner. After entering the personal center, click "wallet" and enter "My wallet".

2. Continue to click "Wallet" on this page, and you can go in and check the bound bank card.

3. Click on the bank card to unbind and enter the details of the bank card.

4. Then click the three points in the upper right corner, and click the pop-up "Unbind" to unbind.

5. Switch to "Verify Payment Password" on the page, enter the payment password, and unbind after verification. There will be a prompt when the unbinding is successful, and then the page will return to "My Wallet".