Home Outlook Free Convert OST to PST Manually without Outlook

Free Convert OST to PST Manually without Outlook

convert ost to pst

Converting OST to PST file format is simple for both professionals and home users. There are several methods of converting OST files to PST format. You simply need to select the appropriate method, in this post, I will walk through both free and paid methods.

Microsoft clearly explains the limitation of the OST file i.e., you cannot relink the OST file into another profile or Outlook. For all external operations first, you have to convert OST to PST format. After that carry the PST file for all your need.

Microsoft Outlook itself provides different ways to convert OST to PST format. You can choose any of them. But all these methods will fail in the case of orphaned and inaccessible OST files.

Now let’s move to the solution part and understand the steps to convert OST to PST for Outlook. In short, the best method is to use SysTools OST to PST converter.

Download Now Purchase Now

Free Convert OST to PST Manually

NOTE: The below-mentioned steps to export OST to PST, work with all versions of Outlook i.e Outlook 2007, 2010, 2013, 2016, and 2019.

To grant access to the OST file’s mailbox folders, it is required to export the OST files to PST file format. This can be done through the below-mentioned steps:

Method-1: Archive Outlook IMAP OST File

Outlook is enabled with the archive option, you can easily use this to convert configured profile from OST to PST file format.

Note: This method will not export any contacts.

  • First, you need to launch Microsoft Outlook Application.
  • Click on File Menu & select File tab > Info
  • Click Archive in the following drop-down list.
  • An Archive dialog box will appear on the screen.
  • Click on the checkbox to check “Archive this folder and all the subfolders”. Select any folder which you want to move.
  • You can also select the Option “Archive items older than” to select a date from the calendar.
  • You can now browse the location to save your new PST file. Click OK.
  • In the edit box, you can now see your PST file with the location. Click OK to start the actual process.

Method-2: Outlook Import/Export Wizard

To convert OST to PST for free, this method is the most scalable. To achieve the process follow the method mentioned below:

  1. Open Microsoft Outlook 2019, 2016, 2013, 2010, or previous versions
  2. From the File Menu option and then select Open & Export and then “Import/ Export”.
    3. A window will appear showing “Import and Export Wizard”, select Export to a file.
    4. Select Outlook data file (PST) format from the storage option.
    5. Select the checkbox “Include Subfolders”.
    6. Click on Finish.

Outlook will now start converting OST files to PST file format.

Note: If the export is done to an existing password-protected file you can enter the password & click on the OK button. If you wish to provide the password to the PST file, type the password in the “Create Outlook data file” box and then click OK, then you can enter the password and click OK.

Method-3: Move Items to The New PST File

The below-mentioned method will help you convert the OST file to PST file format.

1. Open MS Outlook
2. Now, create a new PST file in your Outlook profile.
3. Then you can drag all the mailbox folders which you want to move in the PST file.

Note: you cannot drag Inbox, Calendars, Contacts, etc. default folder into a PST file. So you can just copy these folders from OST to Outlook PST.

Alternative Solution to Convert OST to PST Format

If the above-mentioned methods fail to convert your OST to PST file format then use OST Converter Software to change the OST file to PST file format easily. Apart from PST, the tool enables you to export in different emails and document file formats: EML, MSG, MBOX, NSF, PDF, TXT, vCard, CSV, MHT, HTML, ICS, etc.

Steps to Convert OST to PST using Paid Tool

Download Now Purchase Now

Step-1: Download OST to PST converter software and install it on your system. The home screen will appear, simply click on Add File button.

ost to pst converter software

Step-2: Add the OST file into the software panel and preview complete data into 7 different modes. After that, click on the Export button to start the conversion of OST to PST.

select export option

Step-3: A list of export options will appear, select the PST radio button and apply advance settings. After that browse path to save exported PST file and hit the Export button.

convert ost to pst

Step-4: After completing the export process, navigate to the provided location and view the converted PST file.

exported pst file


The need to convert OST to PST, the OST file cannot be accessed on different machines or in different locations unless it is converted to PST file format. This article will assist you in exporting OST file data into PST file format by simply following the manual methods. You can also use the tools available to directly and easily convert OST to PST files.

Shini is a freelancer technical blogger. An information seeker in arena of Technology, curious about sharing information through web among folks. Researched on various email clients problems & recovery solutions is currently willing to share all the information acquired with help of Blogs.