Please help how to update i797 in CGI portal

I have visa drop box appointment in Feb2023. I have not submitted my DS-160 i can able to update my new I797 but i am not able to see the information regarding the i797 in CGI portal how can i able to update can you please guide me

Have you scheduled your appointment already? If yes, then reach out to USTravelDocs support.

If not, you will get the option through ‘New Appointment/Schedule Appointment’ link.