Start Button doesnt work still

[tudang12345]

ive been asking a while and sorry to annoy, but nothing has helped me with this program.
i get no login button and it just doesnt work for me. can i get some serious help

 

[Kai Stern]

When you go into settings, make sure that the "Auth Key" spot is empty and try again.
If it persists and nothing happens, try redownloading the files and make sure to unblock the winrar file.