Login Banner
You can change the IO Login Banner to provide information, notifications, warnings, and so forth, at the time of login.
From the User Management section of the Settings screen, click Login Banner.
The Login Banner page is displayed.
Click the checkbox Display a banner message on the login page.
Enter a title and content for the banner.
Click the Save button.
To verify the banner displays correctly, log out of IO and view the log in page.