The following instructions step through the process of manually configuring your Office 365 Exchange Online account with Outlook 2010 and 2013 for Windows. This may be needed when configuring secondary account or if you run into issues with the automatic configuration process.
Note: Outlook 2016 only supports the AutoDiscover process for adding Exchange Online accounts. The following instructions do not apply.
Open the Control Panel.
Click Mail.
*Note: If you do not see the Mail option, change your View by setting to Large Icons or Small Icons.
Click E-mail Accounts...
Click New...
Select Manual setup or additional server types, then click Next.
Select Microsoft Exchange Server or compatible service, then click Next.
Enter the following in the corresponding fields:
When finished, click More Settings ...
*Note: Do not click the Check Name button at this step, or the configuration process will fail.
Click the Security tab.
Adjust the following settings:
In the Connection tab, check Connect to Microsoft Exchange using HTTP, then click Exchange Proxy Settings...
In the Use this URL to connect to my proxy server for Exchange field, enter outlook.office365.com.
Check the Only connect to proxy servers that have this principal name on their certificate, then enter msstd:outlook.com in the associated text field.
Adjust the following settings:
Click OK.
Click OK.
Click Check Name.
An authentication prompt will appear. Enter your CULoginName@colorado.edu and IdentiKey password in the corresponding fields, then click OK.
Click Next >.
*Note: For best practices with using cached exchange mode, visit the Office 365 Tips and Tricks page.
Click Finish. Your account will be setup and you can open Outlook to begin using your Exchange account.