This article explains how to update a password in Outlook for Mac 2016. If your email does not start working after following these steps, select Quit from the program's menu options and reopen Outlook for Mac. If the issue persists, restart your computer. If Outlook keeps prompting for a password or your email is still not working, try re-adding the account. To re-add an @usf.edu account: http://www.usf.edu/it/documentation/office365/config-outlookmac.aspxOverview
Exchange/Office 365: The Password box is under Authentication.
To remove an account:
Manage space
Manage content
Integrations