How to add user notifications in a self built OID

[maogeddd]

The XCA version I am using is 2.9.0. In this version, I was unable to find the option to add CPS notifications for OID. How can I add CPS information? I am in China and my English is translated

[1]Certificate Policy:
     Policy Identifier=所有颁发策略
[2]Certificate Policy:
     Policy Identifier=1.3.6.1.4.1.63548.1
     [2,1]Policy Qualifier Info:
          Policy Qualifier Id=CPS
          Qualifier:
               http://pki.example.com/CPS