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How To Convert OST Files To PST (A Manual Conversion Guide)

Published on 13 September 17

I guess, most of us use Microsoft Outlook either in personal life or professional life. Or we all know about it. And if we use Outlook, we also might know how hard it is to convert OST files to PST. But that is not correct. Converting OST files to PST is not that hard if you know the steps. To convert OST files to PST, you don't even need a conversion tool or a third party tool.

So no need to pay any dollars to any XYZ company.

So how to convert these files?

So with this article, I will tell you some free manual techniques to convert OST files to PST that too in no time.

So Keep reading.

But before telling you the techniques, I would like to discuss some of the basic stuffs, which every user should know before going into the conversion.

So let's start

Why We Convert OST Files To PST???
How To Convert OST Files To PST (A Manual Conversion Guide) - Image 1

There are various reasons to convert OST files to PST. And some of the are:

Size Limit Issue

One of the major issue with OST files is it's limited size. As the size limit of OST files varies from versions to versions.

Synchronization Issues

Synchronization issues is also one of the major problems that a user might face. And it happens when there is an interruption during synchronization of OST files with your Exchange server

Corrupt OST Files

Corruption issue is one of the major issues due to which most of us Covert OST to PST. Corruption may occur due to many reasons like virus infection, power failure during server OST file synchronization and so on.
These all reasons may lead users to convert OST files to PST.

So How To Import OST To PST Manually???

There are three simple techniques through which you can Import OST to PST manually. These techniques are quite easy to understand and execute. You might not need to be a technical guru to execute these procedures.

So let's take a look:

Technique 01: Archiving

You heard it right. Its Archiving.
As you heard, regular archiving helps in keeping the size of data intact. So here I would suggest you to set an auto-archive option for your data.

How To Do It:

  • Open Outlook - Click on Tools - Options - Others - and finally scroll down and select "Auto Archive"
  • And select "apply it to all folders"
  • Now go to "File" and select "Archive" and then click on "Run"

Note: It cannot archive contacts

Technique 02: Exporting .ost Files To .pst

Exporting .ost files to .pst is one of the easiest ways to convert your OST files to PST. But the biggest problem with this is that it only converts the content part of the email. So try using this techniques when you are only trying to convert your emails:

How To Do It:

  • Go to "File" - click on "Options" - & then click on "Advanced"
  • Click "Export"
  • Now choose Outlook Data File (PST) as the exporting medium
  • And click "Ok"


Technique 03: Drag & Drop

Drag and drop method might sounds easy but the technique takes a lot of time if you have a huge database. Out here, you have to drag and drop each and every OST file to a new PST file. It takes a lot of time.

Technique 04: Using OST To PST Converter

And the final technique is by using a OST to PST converter software. There are lots of tools in the market to convert OST files to PST. One of the known one or a popular one is Aryson OST To PST Converter.
Being an analyst, I found this software very useful.
It can convert all your OST files to PST with great precision. Not only this, it can also convert all your emails, contacts, journals, tasks, notes, calendars etc and save them in a new PST file. Plus it is highly compatible with all versions of Microsoft Outlook and Microsoft Windows. Plus the user interface is also very simple and easy to understand, so even if you are a novice you can use it without any prior technical knowledge.

So these were the four techniques that you may use to convert OST files to PST. Hope you guys liked it

This blog is listed under Development & Implementations and Data & Information Management Community

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  1. 01 April 21

    CheckOut SysInfo OST to PST converter that will easily users can saves exchange OST file in form of Outlook PST, MSG, DBX, EML, MBOX & Archive. Offers free demo version of the software as well so that users can have an idea about the utility. Read here:

  2. 31 March 21

    As you know this method is a too time-consuming process so that's why I recommend a professional method and solution i.e OST to PST Converter Tool. This tool is very easy to use and user-friendly also. I suggest users should try this software. Read more and to get this tool Visit @

  3. 04 September 20

    SysOZ OST to PST Converter can repair orphan OST file intently. It can easily migrate your OST file into new PST file along with emails, contact, calendar, draft, notes etc. you can see the preview before conversion. You can convert your data into MSG, EMLX, MBOX, vCal, vCard, EML etc. Try the free demo version of SysOZ OST to PST Converter. Read More:

  4. 24 May 19

    This article is a nice but I suggest you OST to PST converter software which is very Effective software to export OST to PST. This software to convert OST file to exchange other file format like as PST, MBOX, MSG, EML, EMLX, HTML, PDF, vCal, vCard, etc. This software to convert OST file and import into Office 365 and live Exchange server. This software to Export OST Contact and Calendar into vCard/vCal respectively. It support all the version of Microsoft Outlook and MS Window. But you have choose the best software to convert OST to PST. Read for more info:

  5. 13 July 18

    OST to PST Converter tool is an advanced application which works on all windows operating systems. The main characteristics of this tool are that it's effectively converted OST file data to PST, MSG, EML, RTF and HTML format. The tool also repairs corrupted or damaged OST file and save the recover data at user defined location. The tool also supported by all versions of MS Outlook. Source link:-

  6. 31 January 18

    Download OST Recovery to simply recover and convert even corrupted OST mailbox data into an Outlook PST files. The software also supports the conversion of Unicode characters. With the help of this software, users can also convert repaired OST data in several forms such as EML, MSG, RTF, TXT, PDF, HTML, MHTML, MBOX and DBX format. Visit -

  7. 20 September 17

    Thanks for sharing information. OST Recovery software is a good tool to repair and convert OST file data into PST, MSG, EML, MBOX, DBX and Archive files format but the basic thing is to know its manual steps so that users without any hesitation can use OST to PST Converter. Here I share article link: from where you will know the manual solution of corrupt OST file and the conversion steps of OST Recovery software.

  8. 14 September 17

    Specifically programmed to provide instant results, OST to PST Converter extracts all the unreadable items in the accessible and readable offline storage files. As the name suggests, it actually extracts the inaccessible and orphaned OST and recovers all the mailbox items into PST file format. With its innovative GUI, the tool is user-friendly and makes the conversion process a lot smoother.Lets you analyze its capabilities and features with Free Trial version. See Full Details At -

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