1. open the dynamic card space app, log in to the account and click the avatar in the upper left corner.

2. On the page of Personal Center, click the option of security settings below.

3 after entering the page of security settings, click the option of face recognition.

4. On the face recognition page, click the on button behind the face-brushing login.

5. After entering the face recognition page, recognize the face according to the instructions and open the face login. Thank you. Have a nice life!