1． First, open CCB Online Banking and click to log in, as shown in the picture.

2． Then, enter your username and password and click Login, as shown in the picture.

3. Next, click Settings in the upper right corner as shown.

4. Then, in the pop-up window, click Quick Payment Management, as shown in the picture.

5. Then, click on device binding and unbinding, as shown in the figure.

6. Finally, in the pop-up window, click the Unbind button.