Follow below mentioned steps to set up your Business Email in Microsoft Outlook 2016 :
Step 1 : Open Microsoft Outlook 2016
Step 2 : Enter email address and open Advanced Settings
Step 3 : Tick mark the highlighted checkbox and click on Connect
Step 4 : Select IMAP
Step 5 : Enter password
Step 6 : Click on Connect
Step 7 : If you want, you can add another email address here. Now, click on Done