However, if you can’t access the Outlook account or Outlook Import Export wizard due to a problem with Outlook profile or Outlook data file (OST or PST), you can’t export the mailbox items. PST files can also be imported into Office 365 and Microsoft Exchange Server. pst file format, which you can move or transfer to other computer and Import via Outlook Import Export wizard. All the mailbox data, such as emails, contacts, attachments, etc., are exported and saved on your computer in a. You can export the mailbox items from Outlook using the Outlook Import Export wizard. To create Outlook data backups as there is no option to create automatic backups in Outlook.You want to move Outlook data from Outlook for Windows to Outlook for Mac.You are using Outlook to access your Gmail or Exchange account and want to move the mailbox data from Gmail or Exchange mailbox to another Outlook, Exchange, or Office 365 account.You have received or bought a new computer and want to move your Outlook data from your current system to this new computer running Microsoft Outlook.There are many situations where you may want to move Outlook data, such as emails, contacts, attachments, notes, calendar items, tasks, etc., to another computer.