Office 365 - Thunderbird Exchange Reconfigure

Last Updated: 08/16/2017
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This tutorial is operating system independent.

Overview

The following instructions step through the process of reconfiguring Thunderbird after being migrated from Exchange 2007 to Office 365's Exchange Online service.

Step 1

Open Thunderbird.

Step 2

On your mailbox account name, right-click then select Settings.

Step 3

Click on Server Settings.

Step 4

In the Server Name field, enter outlook.office365.com.

Step 5

In the User Name field, enter, CULoginName@colorado.edu.
 

Step 6

Select SSL/TLS for Connection Security and Normal Password for Authentication Method, then click Outgoing Settings in the left menu.

Step 7

Check that the server settings are the following:

  • Server Name: smtp.colorado.edu
  • Port: 587
  • Username: CULoginName
  • Authentication method: Normal password
  • Connection Security: STARTTLS

If the settings are correct, move to step 9.

If the settings are incorrect: with the server selected, click Edit, then move to step 8.

Step 8

Adjust the settings to reflect the following:

  • Server Name: smtp.colorado.edu
  • Port: 587
  • Connection Security: STARTTLS
  • Authentication method: Normal password
  • Username: CULoginName

When finished, click OK.

Step 9

Click OK.

Step 10

When prompted, enter your IdentiKey password, then click OK.

Step 11

Your account will now be reconfigured.