1. Open the Secret View APP: First, open the Secret View APP on your mobile phone.

2. Enter the Personal Center: After entering the APP main interface, find and click the "Personal Center" or "My" option.

3. View personal information: On the personal center page, find and click "Personal Information" or "My Results" and other related options.

4. Find the certificate option: On the personal information page, you should be able to see an option for "Certificate" or "My Certificate".

5. View the certificate: After clicking the "Certificate" option, the system will display the certificate you have obtained. If you pass the exam, the system will automatically generate a certificate, which you can view here.

6. Download the certificate: If necessary, you can click on the certificate to download and save it to your phone, or print it yourself.