How to Convert OST to PST Manually?

Last Updated on November 4, 2020 by admin

Hey friends, do you have face any difficulties whenever you manually convert OST to PST? Or you have not yet found a simple way to convert OST file to PST, EML, MSG, Office 365 and Live Exchange Server.

If so, friends you don’t have to worry about it! After reading this article, you will be able to manually convert all your OST files to PST. In this article you will get feasible manual solutions with step by step procedure to manually convert OST to PST. These solutions are absolutely free of cost which can easily performed by any users but some technical expertise is always required. 

Before I tell you the manual steps, a question must arise in every user’s mind why they need to convert OST files to PST format? Friends, if you really want to know the answer to this question, then carefully read the next section of the article.

Why Convert OST File to PST?

There are many reasons when users need to convert their OST file to PST. Here in this article, it is not possible for us to describe all the reasons in details, but we are listing some of the reasons in which you may need to convert your OST file to PST file format.

⇒ Due to crash or failure of Exchange server

MS Exchange server can cause unusable or unexpected crashes, system crashes, virus attacks and many more. When a Microsoft Exchange server crashes for any reason, you will not be able to connect to the Exchange server. Situations like these can affect your business works and are difficult to resolve. Because of this the Outlook Profile shows many errors. So you need to convert OST to PST to avoid this situation.

⇒ Accidental deletion of Exchange Server account

If your Exchange Server account gets deleted somehow and you lose all your data, and you want to get all those data back, you can easily recover it by converting OST to PST.

⇒ OST Data Migration

You may need to convert the OST to PST whenever you try to transfer your data from one computer to another. This becomes very necessary when an organization decides to shift its data from one device to another system.

⇒Maintenance of Exchange server

 When a shutdown occurs due to the Exchange server is under the maintenance, it becomes difficult to access corrupt or lost mailbox items. Then it become very important for you to export OST to PST, so that you can easily access these mailboxes data stored on the Exchange Server.

Having seen these points clearly, you must now know why you need to convert OST file to PST. Now the question arises that how can you convert OST file to PST? To know the answer of this question, let us read the next section of this article.

How to convert OST file into outlook PST file format?

Here we have described all the useful methods that you can use when migrating Outlook OST files to PST files, after reading this, it is up to you which manual method you want to use to convert OST to PST files. Through this article you will learn all the steps by steps procedure to convert OST to PST files.

Manually Converting Exchange OST File to Outlook PST File

Here in this article, we will discuss two popular manual solutions by performing which you can easily convert OST file into PST file or move OST data to the PST file.

  1. Archiving OST emails to PST file
  2. Using Export Feature in Outlook

Archiving OST emails to PST file

The first method to convert an OST to PST is to enable archiving in Outlook, once your Exchange account configured with it. When you enable archiving in Outlook, It is used to move archived email into a new PST file format automatically. It also helps maintain an optimal level of mailbox size. Here, you just need to follow the step by step procedure given below to configure archiving in Outlook.

Step 1: Open Outlook and Click on “File” option and select “Options.”

Steps 2: Go to “Advanced” option, click on it; a new wizard will open on the screen, select Auto Archive Settings under the Auto Archive.”

Step 3: Now, a new window will appear, just select the number of days in which you want to run auto archiving. Select the number of days in which you want to auto-archive. Select a specific folder to save the archived file and click “OK”.

By enabling the archiving option, you can save your mailbox items from OST file to PST.

⇒Using Export Feature in Outlook

All Outlook versions combine built-in import and export, allowing users to easily transfer OST file data to a PST file. The main condition of this method is that your OST file must be connected to your Exchange Server when exporting. This is useful when you need to make a local and portable backup of Exchange Mailbox data. If you want to try this method, learn the working procedure given below step by step:

Step 1: Open the MS Outlook application. Click on ‘File’ tab >> “Open & Export” >> “Import/Export”.

Step 2: Select the option “Export to a file” and click on “Next” button.

Step 3: Now, it will ask you for the type of file you want to save the OST data to. Select the “Outlook Data File (.pst)” option. And click “Next” button.

Step 4: You can move one folder of the mailbox (mainly used inbox folder) to PST. Select your option and also mark check on the include subfolders. Click Next to proceed further.

Step 5: Click the “Browse” button and enter the location of the PST file in your system. Select any option for duplicate items and click Finish

Step 6: Now, you can add password to your converted PST file if you want or you can even continue without it. The conversion process will start and ends as per the data involved.

This manual solution works well if there is not much data to convert and the exchange conversion is not interrupted. The possibility of data loss during conversion is also common in these manual methods. The priciest drawback is that you need Outlook to be permanently connected to the Exchange Server and therefore it does not convert orphan, corrupted OST files.

If you don’t want to face any type of issues during OST to PST Conversion, I strongly recommend you to use OST to PST Converter developed by Regain Software. Regain OST to PST Converter is an excellent tool that comes up with wide range of features to makes the conversion task quick and easy without losing your data.

Alternate Solution – Regain OST to PST Converter

One alternate solution to Convert OST to PST is “Regain OST to PST Converter” software. This tool allows you to convert OST files to PST quickly. It is enhanced with some wide-ranging features that can save you a lot of time. For better understanding, let’s have a look at the key feature of this tool.

An Expert Solution…

  • Smoothly Convert OST file to PST format
  • Repair Corrupt or inaccessible OST file
  • Converts Single or Bulk OST file in few clicks
  • Supports selective conversion of Exchange OST files
  • Have user-Defined and Date-Based Filter options
  • Save converted OST into PST, EML, MSG, and many more
  • Export OST Emails to Office 365 and Live Exchange Server
  • Convert Any Size of OST file, No file size limit
  • Show Preview of Convertible OST Emails before Saving
  • Allow User to Save 30 Emails per Folder at Free of Cost
  • Support all versions of MS Outlook & Windows OS

Now, let’s see the working of the tool:

Step 1: Open the Regain OST to PST Converter tool on your system for performing the OST to PST conversion.

Step 2: Here, a window will appear on the screen to select OST files. Select the OST file by clicking on “Add File” option.

Step 3: The tool will displays the OST file mailbox items; you can choose a folder and view its folders in the preview pane.

Step 4: Now, the OST to PST tool ask you to save the resultant files in your desired format and here you also need to specify location to save the files on your system after successful conversion.

Step 5: To convert OST mailbox into Cloud Office 365 & Exchange server, click the “Office365” option on the toolbar. Provide Username & Password and click “Connect”.

Step 6: Finally, a window will appear on the screen showing message “Saving process has been successfully completed”


In this article, we have discussed the key aspects of converting data from OST to PST. We started with the reasons for converting OST to PST and then discussed the 2 most popular manual solutions to convert OST to PST and OST Recovery.

By reading this article, we have also come to know about the various drawbacks of manual process while converting OST to PST. After examine all these things, all I can say is that using automated software is a more reliable and better option for you.

I hope you enjoyed this post and also found out the best way to convert OST to PST. Please let me know your thoughts in the comments section given below.

Leave a Reply

Your email address will not be published. Required fields are marked *