What to do after launching Amazon instance

I have successfully launched my instance, but I don’t know what to do after this. The only option which I am getting is Login as:

Please help

Please see FAQ:

https://devtalk.nvidia.com/default/topic/1025613/faq/commonly-asked-questions-and-answers/

and the Getting Started Guide:

https://devtalk.nvidia.com/default/topic/1025609/general/getting-started-with-nvidia-gpu-cloud-/