Step 6: Click on “OK” to archive your folder till the date you have mentioned above. Step 5: Browse the file other than “Archive.pst” file to change the default file then s pecify a different file name, and a location on the text field shown in the image. Step 4: Check the ‘Include items with “Do not AutoArchive” checked’ which include items that you previously selected not to be archived. Step 3: Choose a date from “Archive items older than” list to archive the folders till that date. Now select the folder which you want to archive. Step 2: The “Archive” window will open then choose one of the following from, “Archive all folders to their AutoArchive settings” or “Archive this folder and all the subfolders” by clicking on the radio button at the top. Step 1: Open Microsoft Outlook 2007 and select “file” menu at the top and then click on “Archive” option from the drop down list. Steps to Archive Emails or Folders in Outlook 2007 This guide describes how you can archive email using Microsoft Outlook 2007. Backing up your Microsoft Outlook information is quicker and easier with the Personal Folders Backup feature. You can change how often AutoArchive shall run, specify the Outlook data file (.pst) used to store archived items, and choose when items in your Outlook folders are subject to being archived. Microsoft Outlook Personal Folders Backup (backappl.exe). AutoArchive is turned on by default and runs every 14 days. One way to back up the e-mail messages is to use the Outlook AutoArchive feature. There are various reasons why it may be necessary to archive emails. Archiving means moving messages to an archive folder at scheduled intervals to free up the space in your mailbox.