How to fix Pokemon Go unable to authenticate error

Pokemon Go players standing next to Pokemon in grassy area
Credit: Niantic

Pokemon Go players standing next to Pokemon in grassy area
Credit: Niantic

Struggling to find out how to fix the Pokemon Go unable to authenticate issue? We've got some handy workarounds to get players back filling the Pokedex as fast as possible.

As with most live service games, players require to have an internet connection in order to play and make the most of all of its features. This is the case with Pokemon Go.

One of the more common issues involves the game failing to authenticate an account. Thankfully, this guide contains everything you need to know to get around the error and back to catching 'em all in no time.

Pokemon Go unable to authenticate causes

The frustrating unable to authenticate message appears when there are problems with the internet connection you're connected to. However, there are some occasions where Niantic servers are experiencing problems meaning players have to wait until they're resolved before continuing playing.

To check the Pokemon Go server status, here's what you can do:

Following these methods is guaranteed to give players information on whether it's a server issue or not.

How to fix Pokemon Go unable to authenticate error

Depending on whether players are playing Pokemon Go outside or at home, there are several ways to fix the unable to authenticate error:

  • Restart your router - Unplug the router or restart it to resolve any problems with the internet connection
  • Ring ISP - If a restart doesn't work, a call to the internet service provider to check if there's a fault is the next step.
  • Check phone signal - If reception is poor, the unable to authenticate error may appear as there's no way for the device to communicate with the servers.

Android

  • Select Settings, then Apps, and select Pokemon Go
  • Open the app information and clear the cache

iOS

  • Uninstall Pokemon Go and restart the device
  • Reinstall the game

There you have it, that's how to fix the Pokemon Go unable to authenticate error. For more useful information, head over to our guides page for all kinds of walkthroughs covering a variety of titles.