Why can't I login to my Google account?

[Watdehell Kurosaki]

cant login google account

Recently i did factory reset on my samsung galaxy core2.aftet that i cant login to google account.it say cant establish a reliable connection to the server even my connection is fine.

 

[B. Diddy]

Re: cant login google account

Welcome to Android Central! This is always a tough issue that comes up, because it's never quite clear what the root cause is. Does this occur on both wi-fi and mobile data?