Ask an Immigration Solicitor. Get an Answer ASAP.
Good morning, how old is the child?
She would apply to naturalisation using form MN1. I will send further guidance.
You have settled status and only named person on birth certificate therefore you can apply without father.
No she would be registering as a British citizen.
It was a pleasure assisting you today. Take care
Where you on the spouse visa before that through your husband.
You are applying under the parent route so shooed big affect your application.
If you are married and had a child with another person you are not married therefore can proceed to apply under the parent route.
Using form MN1.
This is a question and answer platform there will send you registered law society solicitors that can take on your case. MN1 costs £1012.