About
A PST file is a Microsoft Outlook file format used to store local copies of emails, calendar events, and other contents of a mailbox. PST files are commonly used to export the contents of a mailbox.
Environment
Windows or Mac computer with Microsoft Outlook installed
Steps
- Make sure the PST file is stored somewhere accessible, like a connected OneDrive folder.
- Open Outlook.
- Open the File menu.
- Select Open and Export
- Then select Open Outlook Data File.
- Use the dialog box to navigate to where your PST file is saved. Select the file, and click OK.
- The contents of the PST file will be opened and made available in the left sidebar of the Outlook window. Depending on the size of the PST, it may take a few minutes for Outlook to process and index the contents.
For more information about opening PST files on various versions of Microsoft Outlook, please review this article from Microsoft.