How to Fix Unable to Login in iPhone | How to Fix Facebook Unable to Login Error iPhone.

In this video we will discuss about if you trying to login Facebook Account on your iPhone or iPad and you are facing this type of issue "Unable to Login unexpected error occurred. Please try logging in again." then keep watching this video, in this video you will how solve this issue.
1: Check Your Internet Connection.
Friends, usually this problem comes due to internet error, so first of all you should confirm that your internet is working properly.
2. Update Your iPhone.
Friends many problems in iPhone also occur due to using old version of iOS so make sure you are using latest version of iOS in your iPhone.
3. Update or Reinstall the Facebook App.
if these solutions don't solve your problem, then you have to update your Facebook application.
For this, go to the app store, click on the profile icon on the top right side, find the Facebook application and click on it.
if there is any update for Facebook then you have to update it.