How to Convert OST to PST Online Easily

At this time, the most used Personal Information management application is Outlook by none other than Microsoft. PST and OST both are a type of file format of MS Outlook. PST works online and mode is offline for the OST file. PST file always saves on the server but on the other hand, OST format is workable on the offline mode hence it is advisable to convert OST to PST format. We can easily synchronize the OST file when the system is connected to the net.

Why do We Need to Convert OST to PST

  1. OST files become inaccessible because of crashing of s corruption or deletion of Microsoft Exchange.
  2. If you need to work remotely, OST to PST is always the best option.
  3. When you are willing to back up some Exchange emails like sent, inbox, then outlook OST to PST conversion is needed.
  4. Exchange mailbox emails get directly removed from the server.

There are several techniques to convert OST to PST file; we have possible all the procedure under two basic categories:

  1. Manual Techniques to convert OST to PST Online.
  2. Direct Method to convert OST to PST online.

Let us understand them better by finding at the working of both the above-mentioned techniques one by one:-

  1. Manual Techniques to Convert OST to PST Online.

The manual method is the one that the user can perform on its own. It is the predefined feature given by the app only. Here, the manual techniques for outlook OST to PST is again divided into 3 parts:

  • Exporting/Importing of your mailbox as the PST file.
  1. Under the Exporting/Importing techniques before continuing, you have to make certain things clear: – That you have already downloaded the Outlook application on your computer.
  2. Also, you are connected with the Exchange server.
  • Open the Outlook application on PC. Under Open & Export go to the Export/Import option and hit on this button.

  • Pick the second option that is Export to a file, from the list of options available, and hit on Next button.

  • Here pick Outlook Data File(.PST) as your option and hit


  • A new pop-up appears. Now, here you will get the list of all folders. Now, choose the OST files that you wish to transfer to PST and then tap on the Next button.

  • Presently, you will get 2 options here. Firstly, you require to pick the location where you want your resultant files to be permanently saved and after that pick the options that are of duplicate things and tap on the finish option button.

  • Archive Method.

Archiving the files does not mean that the files are corrupted or deleted. As deleted means, you have freed up your memory but archiving means that it is less memory consuming than the original file. Let us take a look at the Archive technique to convert OST to PST file format.

  • Open your MS Outlook Application and then tap on the File Menu Option that is present on the left-hand side of your Outlook screen.

  • Hit on Advanced and pick the option as AutoArchive settings.

  • Under the AutoArchive menu pick the many options according to your convenience. Here, you will get options like the Number of days after which you want the AutoArchive option to run on its own. Also, select the several archiving options and browses for the location path where you want to save your exported OST to PST file and hit on OK to continue.


  • Drag and Drop Techniques.

This technique helps you to convert OST to PST using the Drag and Drop method. Follow the complete steps.

  • Create a new PST file for your Outlook Profile after opening the outlook application on your computer.
  • Pick New Items from the Toolbar Follow More Items -> Outlook Data File.

  • Enter the credential from the Optional Password box.
  • Hit on the Ok option button and your PST file is good to go.

Note: – By this technique you can transfer all the folders except the Inbox and Contacts folder.

Drawbacks of Manual techniques

All the things have been put up regarding the Manual Techniques and you can see that there are a lot of aerials associated with it. No technique provides you guarantee for the 100% success rate of your OST to PST conversion. It is not a secure procedure keeping in mind the important data that is for the sake of loss. It is a very time-taking process and it does not give any guarantee about data integrity, data loss during the transfer. Keeping in mind all these factors I would like you to suggest a Professional Method. Let’s take a look at it.

 Direct Method to convert OST to PST Online.

Professional Method is designed and made user interface associated with the Manual Method. Best OST to PST Converter tool by DRS is made in such a way that it can:

  • Convert OST file to PST, MSG, EML, MBOX, JSON, PDF, etc.
  • You can also open and convert corrupt OST files to PST.
  • It can filter copied emails according to, from, and To, Subject, Bcc, and Body.
  • Support all versions of Windows and has an easy-to-use GUI.
  • It can also transfer files along with the attachments associated with them.
  • While exporting the OST file into PST you can also save PDF files separately.

We are providing you with the trial version of the best OST to PST converter tool and that too free of cost. Here you can easily convert OST to PST files and download up to 50 emails free and get to know about all the functions associated with the tool. If you like it, do buy the full version from the software.


In the end of the blog, I just want to conclude the fact that you and your business had important data for years. In the Manual techniques, many drawbacks are not worth risking your data. I recommend you spend some pennies to save your data worth crores and use a Direct method to convert OST to PST file and stay worry-free.