Archive or delete old items Choose this option if you want to set or change the settings that follow. If this check box is cleared, AutoArchive runs using default settings. Show archive folder in folder list Select this check box to have the Archive folder listed with your other working folders in the Navigation Pane.If you do not use this option, you can still open your archive folder — click the File tab, then on the Open tab, click Open Outlook Data File.Clean out items older than Specify the age at which you want items to be archived, in days, weeks, or months.rchive or delete old items Choose this option if you want to set or change the settings that follow. If this check box is cleared, AutoArchive runs using default settings. Show archive folder in folder list Select this check box to have the Archive folder listed with your other working folders in the Navigation Pane.