Go to your iPhone or iPad's Settings > scroll down and tap Accounts & Passwords > Add Account.

          

Note: If you're on iOS 10, go to Mail > Accounts >Add Account.




Tap on Other



Tap on Add Mail Account



Enter the details in the fields provided and tap on Next:




Note that your Outgoing Mail Server settings are have entries as well. The server requires the device to authenticate so it is necessary to enter these details.



After tapping the Next option the account will be verifying the details entered.


If all details are correct all that is left is for you to Save:




Congratulations! You have successfully setup your email account!