These steps will work for Office 2013 and Outlook 2016 software client. This does not apply to Outlook Web Application (OWA)
Account cannot be the Default. To change default account, see steps below.
Change the default email account
Open Outlook
Select "File"
Select "Account Settings > Account Settings"
Highlight the email account that will be the default
Select Set as Default
Steps to remove a second email account.
Open Outlook
Select "File"
Select "Account Settings > Account Settings"
A pop-up window will appear showing your email accounts. Select the account you would like to remove, then select “Remove”. If needed, you can set the new account as the default first by clicking the "Set as Default" button above.
A warning message will appear asking you to confirm the removal of the account previously selected. If you’re sure you’ve selected the correct account, click “Yes”.
The warning message will close and second email account will no longer appear in the list of “Email Accounts” associated with your Outlook profile. You may now close the “Account Settings” window.
