How to Convert OST to PST Outlook?

Millions of users use the MS Outlook application because it facilities users to perform emailing tasks safely. By configuring an email account in Outlook users gets the facility to save their profile data locally with two different (Offline Storage Table) OST and (Personal Storage Table) PST. Outlook creates an OST file when users configure their email account with IMAP and Exchange settings. 

Sometimes when users open their Outlook OST file in their system it shows different errors and issues. If users want to reassess their OST file then they need to convert OST to PST. 

Converting OST files to PST is extremely difficult to process for users therefore with this blog we will share with you the simple and smart solution to convert OST to PST.

Why it’s necessary to Convert OST to PST- 

There are different reasons available behind this, some of them are- 

  • If users want to open their OST file into a new/another system so it’s hard to access the inner data of files, to access full information it’s necessary to convert OST to PST.
  • Unfortunately, if your OST file gets corrupted so you must convert OST to PST. 
  • When Outlook’s profile lost the connection, Outlook shows different errors, so to fix them users convert OST to PST files.

Manual method to Convert OST to PST 

  • Go to File and click on the open and export option
  • Select Export to a file and click on the Next button
  • Now select the second option and click on the .pst file 
  • Select the folder that you want to extract from the OST file and hit the next button
  • Now browse the location where you want to save the data and start the Export process.

Convert OST to PST Without Outlook? Smart Solution

For automated conversion, there are different solutions available on the internet but the most effective and smartest solution is eSoftTools OST to PST Converter Software. This software will assist users to quickly convert unlimited OST to PST files without losing and harming any single data. The most interesting part of this program is it works in all Windows OS editions to convert OST files of all MS Outlook versions such as 2019, 2016, 2013, 2010, 2007, 2003, etc. Using this tool users can convert OST files with complete data including- attachments, emails, contacts, calendars, etc. With this application, users can also convert OST to various file formats such as EML, EMLX, HTML, Yahoo, Gmail, Office 365, MBOX, Zimbra, ICS, MSG, etc. 

Why only this tool-

  • Its interface is very advanced, user-friendly, and simple to use.
  • Users easily convert multiple Outlook OST files to PST in a single time by using its bulk conversion option.
  • With the live preview feature users easily see the inner elements of their Outlook OST file before conversion.
  • Allows breaking big-size PST files into multiple small PST files.
  • Provides a free demo edition of this tool that gives you 25 mailbox items from each folder.

Steps to Convert OST to PST with this amazing tool-

  1. Download eSoftTools OST to PST Converter Tool in your system and open it.  
  2. Hit on the Select OST file button and then choose single or bulk conversion mode.
  3. Add OST files in the software to perform conversion task 
  4. Extract all folders and items from Outlook OST file such as- emails, contacts, calendar, etc.
  5. Select needed folders and click the Save OST button from menu.
  1. Choose the Export to PST radio button from conversion options
  2. Apply mail filtering option and choose a location for saving resultant files.
  3. Hit the Convert button to start the OST to PST file conversion.

Follow these steps focusly and convert the OST file to PST.


With this blog post, we have explained the process to Convert OST to PST Outlook. Users can do it easily with both manual and automated methods like eSoftTools OST to PST Converter tool. For making an easy conversion and getting accurate results users can try the automated method. It also provides much better facilities for its users. Get the free demo edition of OST Converter now.

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