Can’t comment as non-registered

We have “Create account for non-registered” checked, yet the section to write a comment is not displayed.
It’s forcing you to login, and when you try to log in, you’re not given the option to create an account. Only log in.
Please see attached images.


We tried to activate via wordpres settings > general > anyone can registered which added a “register button”, but it only allows you to register to the backend.