Packages are located inside of mailboxes. Click PACKAGES in the left navigation menu to open the Packages page.
If you have access to shared mailboxes of other users, My Mailboxes appears at the top of the page as usual, followed by Mailboxes for each mailbox shared with you.
Select a mailbox to view the packages in that mailbox.
New Packages might display initially on your Packages page if you have any unread packages. Click Go To My Mailboxes to view your mailboxes.