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Configure Outlook (macOS) with IMAP (email)

Update 08/04/2026

This guide explains how to connect the desktop app Microsoft Outlook for Mac version 16.80 (desktop application on macOS) to an email address hosted by Infomaniak.

 

Introduction

 

Add the email address to the application

 

Prerequisites

 

To configure the email application:

  1. Open the application.
  2. Enter the email address to associate.
  3. Click on Continue:
  4. Click on Synchronize via IMAP (without Microsoft Cloud):
  5. Check and complete the missing information.
    • To do this, activate the toggle switch for displaying advanced settings.
  6. Click on Add account:
  7. Understand and proceed through the various Microsoft information windows:
  8. Your email address is now configured in the application:

 

Recommended settings

  • Incoming IMAP server = mail.infomaniak.com
  • IMAP port = 993 (with SSL)
  • Outgoing SMTP server = mail.infomaniak.com
  • SMTP port & encryption protocol and command/method to activate this protocol: 587 + STARTTLS
  • Username = the complete email address (need help?)
  • Password = the password generated for the email address you want to access (❓: my kSuite | Mail/kSuite Service).
  • Mandatory authentication for sending emails:
    • Activate it in the SMTP settings of your application.
    • Check "use the same settings as the incoming server" or, depending on the software/email clients, enter a username (i.e., the complete email address) and the generated password.

Refer to this other guide if you are looking for information about other compatible email ports and protocols (SSL / TLS, for example).

 

In case of a problem

Check that the Mail service is configured optimally.

You do not need to contact Infomaniak Support if your email address works correctly outside of the application. The most common error is using an incorrect password. The troubleshooting guides will help you resolve any potential issues:

… and if your Outlook is no longer working after a change of your email password, please refer to this other guide.


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