Openfire ssl help need

Hi anyone know about openfire ssl paid or self signed. I followed some of online instructions but nothing work can anyone have video or images tutorial or any way to get it done. because website working on cloudflare ssl but openfire doesn’t have secure connection so my chat functionality not working.
Also Openfire doesnt have domain name i am using with ip:9090/9091.
Thank you.

I’ve seen someone suggesting this guide on how to prepare correct pem file for Openfire https://www.digicert.com/ssl-support/pem-ssl-creation.htm