How To Fix Facebook Authentication Failed On Android | Support

Facebook is an instant messaging plus a most popular social networking website which is also available on Android. The features are almost same as the web version but yes you can’t play most of the games which are integrated into Facebook.
On the other hand, you can see the wall of your friend and acquaintances, upload & download images, update your status, leave comments and a hell lot of options that you can carry in your pocket.

See Also: - How to Keep Your Facebook Account Secure

Facebook for Android is a crucial application which allows you be connected with your friends anywhere and anytime.

You can’t imagine a day without Facebook whether it is on your personal computer or your Smartphone. Since the last few weeks users have been reporting the Facebook Authentication Failed error. It means even though they provide the correct username and password they get the same error as “Facebook Authentication Failed.” Some of them have also tried log in with another device but the problem still persists.

If you are one of those who have been facing this issue at times, you are at the very right place as you will see what can be the possible reasons and how to get rid of it.

See Also: - How to be Safe on Facebook from Hackers

Check the network connection: It might sound funny for you but whenever you are getting “Facebook Authentication Failed” you shall check the internet connection first. If you aren’t getting enough coverage, then switch to Wi-Fi instead of mobile data. The internet connection should be fast and stable for the Facebook App.

Cache and Data: If you came to know that network connection is pretty much fine and there is no issue with the internet speed then the next step is to dispose of the data and cache of your Facebook app. Follow the steps below to clear the cache and data of the Facebook app.
Go to the “settings”
Find “Application Manager”
Select “Facebook”
Now clear the cache then followed by data.

Most probably the issue “Facebook Authentication Failed” will be resolved if somehow the problem still persists then follow the next step.

Re-install the application: If none of the above tricks works, then uninstall the Facebook app. Restart your phone. Go to the “Play Store” and re-install the Facebook app. Restart your phone again. Now try to login with the credentials, it shall fix the issue.
Watch this video to learn more:
https://www.youtube.com/watch?v=WYOmAJe0bKI
If the error is not letting you go, then go to the Facebook Support, or Facebook Technical Support Live Chat . Someone from the support team will get back to you shortly.
Article Source: https://customercarecontactblog.wordpress.com/2017/07/05/how-to-fix-facebook-authentication-failed-on-android/