

The Solution is you can Choose logging with Google Account, and play the the game without getting logged in. If you are also getting “Pokemon go unable to authenticate” error while trying to login with PTC Server when logging Pokemon Go app. Most of the users prefer to login with Pokemon Go Trainer Club Account.

You can also check the MAP if you are located in one of the red areas then you should stop trying to login for at least 30 minutes. However, you can also check the above link to find out how many users reported the problem, you can also report your own problem.

