Valid for Mail Basic and Mail Business.

This article explains how you can manually set up an additional account in the new Outlook for Windows.

Identify Outlook version

If you are not sure whether classic Outlook or the new Outlook for Windows is installed on your computer, you can use the following article to find out which version of Outlook you are using:

Which version of Outlook do I have? - Microsoft support

Set up an email account in classic Outlook (Microsoft 365)

If you use classic Outlook, you will find instructions on how to set up an email account in the following article:

Setting up an email account in classic Outlook for Windows (Microsoft 365)

Configuring the email account in the new Outlook

Requirements
  • Open the new Outlook for Windows.
  • Click on the cogwheel icon in the menu bar at the top.
The cogwheel icon is highlighted in the menu bar in Outlook.
The cogwheel icon is highlighted in the menu bar in Outlook.
  • Click on + Add account. The Welcome to the new Outlook window then opens.
The + Add account button is highlighted in the Welcome to the new Outlook window.
The + Add account button is highlighted in the Welcome to the new Outlook window.
  • Enter the desired email address in the Suggested accounts field.
The Suggested accounts field is highlighted in the Welcome to the new Outlook window.
The Suggested accounts field is highlighted in the Welcome to the new Outlook window.
  • Click on Continue. The Select your email provider window is displayed.

    If the IMAP window is displayed instead and you want to set up a POP account, click Select provider. The Select your email provider window will then open.
  • If you want to retrieve your emails using IMAP, select IMAP. If you want to retrieve your emails using POP3, select POP. If you select IMAP, the IMAP window will open. If you select POP, the POP window will open.
The IMAP and POP options are highlighted in the Select your email provider window.
The IMAP and POP options are highlighted in the Select your email provider window.
  • In the Password field, enter the password that you have assigned for this email address. You assigned this yourself when you set up the email address in your IONOS account.
Note

If the password is not accepted, assign a new password for your email address. You can find more information on this in the article Change email password.

  • Move the slider in the Show more area to the right.
The slider in the Show more area is highlighted in the IMAP window.
The slider in the Show more area is highlighted in the IMAP window.
  • If you are setting up an IMAP account, enter the incoming mail server imap.ionos.co.uk in the IMAP incoming server field.


    If you are setting up a POP3 account, enter the incoming mail server pop.ionos.co.uk in the POP incoming server field.

The IMAP window is displayed. The IMAP incoming server field shows the entry imap.ionos.co.uk.
The IMAP window is displayed. The IMAP incoming server field shows the entry imap.ionos.co.uk.
  • Make sure that the following port is entered in the Port field:

    IMAP: Port 993
    POP3: Port 995
  • Ensure that the SSL/TLS option is selected in the Secure connection type list.
  • Scroll to the SMTP configuration area.
  • Make sure that the same email address you entered in step 4 is entered in the SMTP username field.
The IMAP window is displayed. The SMTP username field is highlighted.
The IMAP window is displayed. The SMTP username field is highlighted.
  • Enter the email account password in the SMTP password field. You assigned this yourself when setting up the email address in your IONOS account.
  • Enter the outgoing mail server smtp.ionos.co.uk in the SMTP outgoing mail server field.
  • Enter port 465 in the Port field.
  • In the Secure connection type list, select SSL/TLS (recommended).
  • Click on Continue. If you are setting up an IMAP account, the Sync your IMAP account window is displayed. If you set up a POP3 account, the Sync your POP account window is displayed.
The Continue button is highlighted on the Sync your IMAP account screen.
The Continue button is highlighted on the Sync your IMAP account screen.
  • Click on Continue.

    The account will now synchronise.
  • Click on Done in the Successful window.
Notes
  • If no messages are sent or received, check the account settings.
  • Check whether the required ports are enabled in the firewall you are using.
  • Check the settings of the antivirus program you are using.

Additional information

The following Microsoft article explains how to run the new Outlook and classic Outlook side by side:

Run new Outlook and classic Outlook side-by-side

Further information can be found here:

Troubleshooting issues during setup of an email program