In case that you have many custom mail folders in the old AU mail system, and you would like to transfer all of them to the new system, you have to move the mails into Inbox.
Please following the steps below to move or copy mails from other folders to Inbox.
Step 1 : Open your browser and browse to “portal.au.edu” and login with your username and password. Or select "Old Portal" at home.au.edu.
Step 2 : Click at “+” icon beside the “mail” menu in left panel.
Step 3 : Left Click at a desired mailbox and you should see all mail listed in the main panel.
Step 4 : Select the mails by clicking at the empty square box at the first column of each mail or click at the first drop down menu and choose “select all”.
Step 5 : Click at the last drop down menu (message to), select “Inbox”.
Step 6 : Click “copy” (the link besides to the drop down menu).
Step 7 : Wait until the process done.
You may click at “Inbox” to confirm that all selected mails were copied successfully.