Configuring an Email Account on Mail App iOS

Go to Settings -> Mail -> Mail Accounts -> Add Account -> Other
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Click on Add Mail Account:
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Put your name, email address, email password and any description to identify the account later, then click Next:
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End filling up the rest of the information.
​Hostname should be mail.yourdomain.com where you will replace yourdomain.com with your real domain name.
​User Name should be your email address.
​Password: Your email address password
Repeat the same information on both, the Incoming and Outgoing Mail server.
Click Next.
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You will see that your data is being verified:

After that, just make sure the Mail option is enabled and click Save. Done! you have added your email address into the Mail App.
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