How To Convert OST to PST In Outlook Step By Step

How To Convert OST to PST In Outlook Step By Step?

Last updated: December 5th, 2021 at 03:23 pm

Microsoft Outlook is the primary choice of every computer user to perform emailing tasks. Outlook offers users multiple options to configure an account. Users can configure an account in Outlook using IMAP, POP, and Exchange settings. To store user mailbox data Outlook uses a default file format like- PST and OST. Both these Outlook file types allow users to store all emails, contacts, calendars, and other data in the user’s machine locally.

Outlook creates OST file when the user configures his Exchange account in it. With OST file user gets the facility to access their mailbox data in offline mode. It is helpful when a user has no stable internet connection. And when a user again connects with the server through the internet it automatically syncs all the modified data from OST file to Server.

Sometimes user faces problems and corruption while accessing these files and searches for resolving them. As an answer they the solution of converting OST to PST file. But the question is what is the method to do this process. Here we check the techniques but before that let’s see why the user needs to convert OST to PST files.

Also Read:- How To Open Password-Protected Outlook.pst file?

Reasons for OST to PST Conversion

There are various cases where users need to convert OST to PST file and move OST mailboxes to Outlook PST files like:-

  • Recover data from inaccessble or corrupt OST files.
  • Read Mailbox items of some orphaned OST files.
  • When user have a requirement to create a backup of OST mailbox items.
  • Importing data from an old OST file to new Outlook profile

Any one of the above-mentioned cases can be yours to convert OST to PST file. In the next section, we will discuss the best way to do this task of OST to PST file conversion.

PassFixer OST to PST Converter to Convert OST to PST in Simple Steps

There are various methods available on the internet that users can try to do the conversion of OST files to PST. But you have tried them all and are unable to get the expected results. Then our recommendation is to try advanced automated software like- Passfixer OST to PST Converter Software.

This trouble-free solution makes the user able to make quick OST to PST file conversion as well as recover lost mailbox items from Corrupt/Orphaned/encrypted or inaccessible OST files. With this tool, users can quickly to transfer each and every mailbox item including email, contacts, calendars, etc to an Outlook PST file by applying simple steps.

Convert OST to PST In Outlook using OST Converter Step By Step

  • Download and Launch OST Converter Software of PassFixer.
  • Add OST files in Software (single or multiple OST file in a single process) and press the Next button.
Main screen OST Converter
  • Start the scanning process and load all mailbox folders of OST files.
scan/load OST file
  • See preview of single elements from OST folders and select required folder.
preview OST emails
  • Press the Convert button to proceed with next conversion steps.
  • Now choose the Export to PST or Single PST for all Mailboxes from the conversion options (as per your requirement).
OST Conversion options
  • Select the destination path to save resulted file and click the Convert button to start the conversion process.
Convert OST to PST

In a very short time, the software will complete the conversion process and provide you a new PST file with all your OST mailbox items. Now easily open and access this PST file with Outlook without any problem.

Best Features of OST to PST Converter Software:-

  • Make quick OST file Conversion into numerous file formats
  • Securely convert OST/PST & NST file of Outlook in simple steps
  • Perform single as well as bulk OST file converson process.
  • Repair coprrupt OST file and recover lost OST mailbox items including- emails, contacts, and calendars.
  • Get preview of of all OST file inner mailbox folders and items.
  • Convert OST files with selective folders to each convertible format.
  • Export OST Contacts to PST as well as vCard, and CSV file format.
  • Recover/Export Calendars from OST to ICS and PST files.
  • Offers mail filtering and naming convention options for user ease.
  • Also user can use this software to Export OST mailbox to Office 365, Gmail, YahooMail, and


Here we have mentioned the easiest and straightforward tool that users can apply to convert OST to PST files. Before purchasing if a user wants to get a quick analysis of the software working and features they can download its demo version that is available for free.

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