Questions and answers
2958How do I configure Thunderbird and other email apps for Modern Authentication?
Normally users should be connecting to exchange and calendar services using the Web or Outlook
However, if you have a requirement to use one of the email clients below, you need to connect using modern authentication methods.
Instructions below for Thunderbird, Alpine and K-9 clients.
Thunderbird
Download latest version
In Thunderbird select Account Settings Tab
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Add Mail Account
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Enter your name as you want it to appear
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Enter your email address in username format
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DO NOT enter password at this time
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Continue
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Enter Incoming Server Hostname: outlook.office365.com
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Enter Outgoing Server Hostname: outlook.office365.com
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Re-Test
After re-test
Ports should autofill
- Change both Connection Securities to STARTTLS
- Change both Authentication Methods to OAuth2
Press Done
Enter Password
Alpine version 2.24 or newer (Mac & Linux)
Download the latest version from here
Instructions for Configuring using Modern Authentication
K-9 version 6.200 or newer (for Android)
Download the latest version from Play Store
Instructions for Configuring using Modern Authentication
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This is question number 2958, which appears in the following categories: