Copyright bar /GeneratePress

Ever since an update of my WordPress page the appearance of the @2022 Korana Celan – built with appeared o a bottom of my home page and I’ve reached out to technical teams for help but no-one was able to remove this. I’ve tried all possible ways to remove it in footer with no success. When I press on it modifying option isn’t there and not showing content of it. I am told that I should ask a creator of this theme to remove this in order for me to be able to modify it further but whom is creator of this theme or how to find that out or how to remove it any other way I do not know. if you could kindly help me with this I would very much appreciate it.

The page I need help with: [log in to see the link]