Convert PST to OST And Import it Into Outlook [How to]

OST is a modern protocol and converting to it is simple

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convert pst to ost

PST files can be useful for backing up your data, but many wonder how to convert PST to OST. This is incredibly simple to do in Outlook, and we’ll show you how to do it properly in this guide.

PST files store all your emails and other data on your drive, and they are usually used for backup since they don’t sync automatically. OST files are synchronized copies of your mailbox. With OST files, you can make changes offline, which will be applied once you establish the connection.

How do I move emails from PST to OST?

Import a PST file into Outlook

  1. Open Microsoft Outlook and click on File.
     
  2. Go to Open & Export. In the right pane, click on Import/Export.
  3. Select Import from another program or file and click Next.
  4. Choose Outlook Data File (.pst) and click Next.
  5. Click on Browse and locate your PST file on the drive.
  6. Select how you want to handle duplicates.
  7. Lastly, select if you want to add this data to the current folder or to your mailbox.

To complete this step, you need to know the location of the PST file on Windows, and we have a perfect guide to help you with that.

How do I open a PST file in Outlook?

To open a PST file in Outlook, you just need to import it by following the instructions above.

Can I use an old PST files with Office 365?

Yes, PST files from older Outlook versions are fully compatible with Office 365, and they can be easily converted to OST files.

Why is Outlook creating OST instead of PST?

Outlook creates a PST file only if you’re using a POP3 protocol. If you’re using IMAP protocol, you’ll have to use OST format since IMAP doesn’t work with PST files.

We also have a great guide on how to create PST file in Outlook, so don’t miss it. If you need to check the contents of the PST file, we have a guide on how to open PST files, do be sure to check it out.

Do you have any questions as to how you can convert a PST file to an OST file? Leave us your questions and opinions in the comments section below.

More about the topics: Outlook Guides