If you have an Outlook Data File (.pst) that doesn’t appear in the Folder Pane, you can add it so that you can work with the items in the data file.
- Click the File tab.
- Click Open and Export, and then click Open Outlook Data File.
- Do one of the following:
- To open an Outlook Data File (.pst) created by using Microsoft Outlook 2013, go to the Documents\Outlook Files folder.
- To open files created in Microsoft Office Outlook 2007 and earlier, go to drive:\Users\user\AppData\Local\Microsoft\Outlook.