How to Convert OST to PST Manually?

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Outlook has gained popularity through its high level of security and the friendly interface. It has two file extensions .ost and .pst, where it saves the data. If you might need to access the .ost data on the different computers and for that, you require .pst file. Here, in this article, we will discuss “how you can convert OST to PST manually”.

Reasons to convert OST to PST file

  • If the user wants to create a backup for exchange mailboxes
  • When the exchange mailbox gets removed from the server.
  • If the exchange user wishes to create his OST file, the user already has it with some unsaved data.
  • If the user wants his emails from corrupted OST files to get restored urgently.

Best solution to convert Outlook OST file


  • Try SysInspireOST to PST Converter Software to easily repair all corruption problems from OST file.
  • Utilize this tool to Convert OST into multiple working file types like- PST, EML, EMLX, vCard, CSV, MBOX, HTML, and Office 365

Convert OST to PST Outlook

Method 1 Convert it using Import Wizard

Step 1- Open Outlook then go to “file” menu

Step 2– Click Open & Export and select Import & Export option

Step 3- Select Export to a file from the provided actions list of Import & Export wizard and click Next.

Step 4- Now select the option Outlook Data File (.pst) from Export a file window & click on Next

Step 5– Select the required items to export and click Next

Step 6– Now browse the location to save the exported file and simply click on finish.

The process is finished.

Method 2 Transfer it using Archive process

There is another manual method that allows migration of OST file to PST file.

Step 1– Open MS Outlook and select the OST file that you wish to convert.

Step 2– Go to file menu info and click mailbox cleanup and from there, you can select the Archive option.

Step 3– Click on Archive this folder and other subfolders, and think about the order date. Once it has searched for the location to save the PST file. Click on the ok button.

Step 4– After this process, your .ost file will be successfully saved in PST file format.

This process will not work if:-

  • The Outlook is not there on the device,
  • The exchange server is not available.
  • If Outlook is not connected to the exchange server.
  • If Outlook is not working in the right way.

Method 3 Prominent Solution to Convert OST to PST

You can even convert the OST files using a third-party software method. The name of the software SysInspire Free OST to PST Software. It is very friendly and professional any user can simply apply this method to perform the conversion without facing any problem. It is a quirky way to recover lost mailbox items from corrupt OST files. You can transfer the OST file into other formats too other than PST.

Working process to Convert OST to PST with SysInspire

Step 1– Download and install OST Converter.

Step 2- Launch the software in your machine and click on select OST from the toolbar.

Step 3- Again click on “select OST” to browse the OST file location and grab the OST file and simply click on “Start Scanning”.

Step 4– Now this tool will generate a live preview of all inner elements of OST file similar as shown below

Step 5– Click on “save OST” button to perform the conversion of the OST file.

Step 6– Now choose the option “Export to PST” for converting OST file to working PST file type.

Final Step– Simply browse and select the file saving location and click on “Convert” button to start conversion instantly

Final Thoughts

In this article, we have discussed all the possible ways of Outlook OST to pst conversion. These methods will help you to export data from OST to PST file easily.

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