Email - How to Remove Stored Credentials for Outlook on Mac

1) Open the Mac Keychain. Click Finder > Go > Utilities > Keychain Access.



2) In Keychain Access, select the Passwords category on the left to review the list of sites and services for which you've saved a password.



3) Right-click the service you want to edit/remove, then left-click Delete. It might take a double tap to activate the right-click.