4.10.3. Add a certificate
1-From "Certificate" page click on the "Add key certificate" button, as shown below.
2-Provide the Alias for your certificate then upload the Pkcs12 file and provide its corresponding password, as shown below.
Now the certificate will be displayed in the "Your certificates" tab.
Note: A deployment is required after updating a certificate or adding new certificate in order to push this changes to production.