Message Center - Announcement Tab Updated on October 13, 2015 15:11 Follow 0 out of 0 found this helpful The Announcement tab in the Message Center displays system messages that are available to all users on the system. These can be added and maintained in the Announcements section of Admin Tools. Have more questions? Submit a request 0 Comments This space is for article feedback only. To make a request of the Avionté Support Team, please submit a ticket to https://support.avionte.com.