Here is the solution to the sign in problem of of Google Playstore ‘Couldn’t sign-in issue.

Error

“There was a problem communicating with Google servers. Try again later.”

See snapshot below;

Cause

You reset your android device, now you can’t sign in into google play to download Apps

This issue was identified on: Samsung Galaxy Mega GT-I9200 after factory reset

With Android Version: 4.4.2

This solution will work for you too.

Solved

Download the d Google Play Services 10.0 or over, install and and try again.

(Ensure you enable, Install app from unknown resource on your phone settings)