To check for folder-specific settings, right click on the folder and choose Properties, then AutoArchive tab. In Outlook 2007 and older, look for AutoArchive on the Tools, Options, Other dialog. To enable, review, or disable the AutoArchive settings in Outlook 2010 and newer, open the AutoArchive dialog from File, Options, Advanced, AutoArchive. If you use an Exchange server mailbox with an online Archive mailbox, Archiving in Outlook is disabled.
