OptOnline email settings for iPhone

On this page you find the OptOnline mail settings for iPhone. Follow the step-by-step iPhone guide or use the settings overview with the imap and pop3 server email settings for OptOnline.

Mail settings OptOnline

POP / IMAP pop3
Incoming server mail.optonline.net
Incoming port 110
SSl (security) incoming none
Outgoing server smtp.optonline.net
Outgoing port 587
Requires sign-in yes

iPhone guide to setup OptOnline mail

1 Open 'Settings', click on 'Passwords & accounts' and 'Add account'.

Click on your provider name if it's listed, otherwise click on 'Other'

2 Choose 'Add mail account', and enter the following information:

Name: your own name
Email: your OptOnline email address
Password: your OptOnline email password
Description: a personal description

3 Choose pop3 and enter the following details under 'Incoming mail server':

Hostname: mail.optonline.net
Username: your OptOnline email address
Password: your OptOnline email password

4 Under 'Outgoing mail server' enter the details below and choose 'next':

Hostname: smtp.optonline.net
Username: your OptOnline email address
Password: your OptOnline email password

5 Make sure 'Email' is checked and click 'Save'.

Your email account is now saved. In the next steps we check if all settings are correct.

6 Click on your newly created email address and choose 'Advanced'. Make sure that the following data is correct under 'Incoming server':

Use SSL: on
Identity check: password
Server port: 110

7 Go back to the previous screen and under 'Outgoing server' click on smtp.optonline.net. Make sure the following information is correct:

Use SSL: on
Identity check: password
Server port: 587

8 Choose 'Done' at the top right and restart the iPhone to activate the settings.

Congratulations, your account is now set up. Open the mail app to use your account.

Question and Answer

Have a question regarding your iPhone email setup or think you can help other OptOnline users out? Please comment below!

  • somehow I lost optimum email and have outlook on my iphone 7

    2 months ago
  • Tara or jamie

    7 months ago
  • i changed my optimum password and now can't get emails on my phone???

    8 months ago
  • ImAP server is not responding. . I checked everything and it still does not work

    9 months ago
  • I can nit gain access to my email. I do not have access to my recovey email but I have another email id like to change. I also do not have that phone number anymore

    9 months ago
  • changed my Optimum PW, now stopped receiving eMails on my iPhone. Updated PW in settings and followed Step by Step procedures, still not working. Help

    11 months ago
  • I KEEP GETTING THE MESSAGE "THE RECIPIENT WAS REJECTED BY THE SERVER BECAUSE IT DOES NOT ALLOW RELAYING". HOW DO I FIX THIS ?

    1 year ago
  • Not able to add because unable to retrieve . Code to add to my account

    1 year ago
  • trying to set up second email on iPhone, am following step by step instructions without success

    1 year ago
  • How do I set up Optimum mail on my new iPhone XR without downloading thousands of read emails?

    1 year ago