You can find your Outlook data files by navigating to the Data Files tab via File > Open & Export > Open Outlook Data File. If you use Outlook New, you won't have a File tab.

Signs that your Outlook data file is corrupted Your Outlook Data file may be corrupted if you see any of the following: Outlook can't open your data file Outlook can't open the set of folders ...

OST (Offline Storage Table) files are Microsoft Outlook data files that store an offline copy of your mailbox data, such as emails, contacts, messages, notes, etc. While you can access and view OST ...

Open Microsoft Outlook. Click on File to open its menu. Click on Account Settings and Account Settings once again. Select Data files. Now, you will have to select the .pst file for which you wish ...

Let’s see how: Open your new Outlook and click on the toggle switch at the top right corner to switch to the classic version. In the classic outlook, go to File > Open & Export > Import/Export. Select ...

If you get Your Outlook data file cannot be configured error when opening Microsoft Outlook and your email account, see this post for the fixes.

An Outlook Data File (.pst) file is a copy of the information in your Outlook account (including, but not limited to, emails, contacts, and appointments) stored on your local device.

Alternatively, you can export a CSV file that you can open in Excel to review and analyze. Here, we’ll explain how to back up emails in Outlook using both file types.