Configure Email Accounts On Your Apple iPhone X (iOS 13) Device

Go to Settings > Passwords & Accounts > Add Account.
Scroll to the bottom to tap Other, then under Mail, tap Add Mail Account.
Enter your email address, and password to your email account, then tap Manual Setup, and tap IMAP account.
On the next screen, please make sure your information is correct, as follows, and tap Next.

Name
Your preferred display name

Email Enter your FULL email address

Password Enter your account password

On the next screen, please make sure your information is correct, as follows, and tap Save.

Incoming Mail Server
Host Name	mail.(your-domain-name.com)
Username	Enter your FULL email address
Password	Enter your account password

Outgoing Mail Server
Host Name	mail.(your-domain-name.com)
Username	Enter your FULL email address
Password	Enter your account password

It may take a few minutes to verify, please wait until it completes. The iPhone will attempt to establish an SSL connection to your IMAP and SMTP servers. If this succeeds, please proceed to next step. If this fails, you will see the prompt, "Do you want to try setting up the account without SSL?"
Tap No.
Tap Save.
When prompted, "This account may not be able to send or receive emails. Are you sure you want to save," tap Save.
You are now back to Passwords & Accounts, please tap the account you have just created.

Tap SMTP, tap your email address, please make sure your information is correct as follows, and tap Done.

Host Name	mail.(your-domain-name.com)
Username	Enter your FULL email address
Password	Enter your account password
Use SSL	No
Authentication	Password
Server Port	587

Tap Advanced, under Incoming Settings, please make sure your information is correct as follows:

Use SSL
No

Authentication Password

Server Port 143
If you have provided the correct information, the email account creation will be completed.

Article ID: 56, Created: November 13, 2019 at 10:08 AM, Modified: November 13, 2019 at 10:08 AM

Name	Your preferred display name
Email	Enter your FULL email address
Password	Enter your account password