Need more details, man. Jeez Louise. This is why IT People hate End Users.
We're supposed to trouble shoot with that info?
Did you go to the PLAY STORE and download the Twitter App?
https://play.google.com/store/apps/d...witter.android
You can do it right from there. Login to that page with your Gmail account. Click INSTALL. Pick your phone. Wait a minute or 3 and it will be on your phone.