This is officially called the Home Realm Discovery (HRD) page.
Yes - you can customize it:
Pergunta
I'm using ADFS 2.0 under Active Directory. Everything works fine but I would like to get rid of the initial page that contains a drop down list and instead, have a direct link for the user to access the service provider directly. How can this be achieved?
Solução
This is officially called the Home Realm Discovery (HRD) page.
Yes - you can customize it: