Cannot resolve GoogleSignIn and GoogleSignInClient

Question

I am not able to use GoogleSignIn(com.google.android.gms.auth.api.signin.GoogleSignIn ) and GoogleSignInClient(com.google.android.gms.auth.api.signin.GoogleSign

Answer 1

Can't you use any newer version? e.g. 11.6.0. Try to update your Google Repository as well. (Tools->Android->SDK Manager->SDK Tools under Support Repository)