Set up Office 365 on Mac Outlook 2016

When you add your Office 365 account it appears in the left hand side along with the existing account

Open Preferences

With Outlook active, click Outlook in the menu and choose Preferences...

Click Accounts

Add a new Account

At the bottom of the accounts list,

click the plus sign and choose New Account...

Enter your email address

Enter your email address:

Click Continue

Enter your password

Enter the password we sent you

Click Sign in

Wait for settings to apply

Once the registration is complete click Done

You will see you account on the left hand side

Remember to copy and paste your signature from the old account