How to Convert OST to PST File Format With Attachments


Microsoft Exchange stores all its mailbox information within convert OST to PST OST (Offline Storage Table) format. Users can work seamlessly offline, and their changes will be updated once Exchange servers are reestablished. Due to various reasons, a lot of users wish to convert OST into PST file type. Microsoft Outlook stores all its mailbox information within PST (Personal Storage Table) file format. convert OST to PST is because Outlook has many impressive features that draw users. Furthermore, PST files are easy to transfer and use by using the OST to PST Converter Tool. Accessing the inaccessible OST files requires troubleshooting in order to gain access to the information in the system. Many users have difficulty conversion of OST files into PST format. Therefore, in this post, we will only discuss the best manual and automated PST to OST PST Converter options.

Before we proceed we must understand the reasons why people need to export all of their crucial OST files in PST format.

Several Reasons Behind Convert OST File

There are numerous factors that lead to the conversion of OST file formats into PST formats. Below we’ve listed some of the main reasons behind this conversion.

  1. The deletion of an Exchange server account by mistake In the event that an Exchange account on the server is deleted by accident and then the user has lost all information. It is possible to recover the data quickly by converting the OST file into PST data format.
  2. Backup Exchange Mailboxes – Users are able to create backups of just some exchange mailbox items by converting OST files into PST format.
  3. Exchange Server was not working or crashed The Exchange Server will fail or crash. You won’t be in a position to connect with the Exchange server when it is experiencing an unusable virus attack, crash, or system malfunction. These scenarios can affect your work or business and are not easy to deal with.
  4. Exchange Server Maintenance – It results in a delay in accessing corrupt mailbox items while it is the case that an Exchange server is in maintenance.
  5. OST data migration – Some users may wish to move all of their crucial OST data files into PST files when trying to transfer files from one machine to another.

These are just a few advantages of converting OST into PST. In the next section, we’ll go further and look at how to transform OST documents to PST format by using manual methods. However, I recommend making an archive from the file prior to beginning the conversion process, as there is a chance of losing data.

Manual Method to Convert OST to PST File Format

In this article, we will look at three manual techniques by that users can convert OST data into PST format. It is recommended to make an exact copy from the file prior to beginning the process since there is always a chance of human errors that can result in serious data loss. Follow the steps given without going over them.

Method 1: Import/ Export Method

It is possible to perform this OST convert to PST conversion with the feature of Import/Export that is available within MS Outlook. MS Outlook application. To perform this conversion follow the following steps

  1. Start the Microsoft Outlook program.
  2. Navigate to the File section.
  3. Select the Import/Export option.
  4. Click Export to save the file
  5. Click Next to continue.
  6. Select Personal File Folder (.pst)
  7. Click Next.
  8. Click on the root of the parent and then select the Include Subfolders option.
  9. Click on Browse to specify the path for saving the file that results.
  10. Click on the button Finish to close the procedure.

Method 2: Drag and Drop

Users must create a brand new PST file, then choose all of the necessary OST information and then add them to the new PST file.

  1. Launch the MS Outlook application.
  2. Now, create a brand new PST file within your Outlook profile.
  3. Choose all OST mailbox items you wish to convert, and then drag them into the newly created PST file you’ve created.
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Method 3: Use Outlook Archive Feature

The Outlook emails in the OST file is converted to the PST format after the user selects the option to archive. Follow the steps as described below:

  1. Launch the Microsoft Outlook application.
  2. Click on the tab called file.
  3. Click on the Options.
  4. Now, navigate to the Advanced section.
  5. Go to Auto Archive setting.
  6. Then, you are able to choose the days for which you would like to automate archiving.
  7. Browse to determine the path for saving your archived files.
  8. Click on OK.

Based on the archiving settings the mailbox information of the OST file will be automatically stored in the PST file.


  • A more complex and lengthy process.
  • Inability to convert damaged OST files.
  • It is necessary to have technical expertise.
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  • Risk of losing data throughout the process.

In the example, there are a few limitations to manual methods of conversion. To avoid these restrictions, one can make use of the well-known and trusted third-party solutions that can provide you to get a speedy and simple solution.

Automated Solution to Convert OST to PST File Format

If you’re in search of an easy and secure method that can convert OST files to PST format and vice versa, you should consider the top OST converter. PST converter software is available on the market. This automated third-party tool can assist users to perform simple OST PST conversion. I recommend using the most reliable and highly recommended tool for converting OST files to the PST converter tool, which allows users the most efficient way to convert OST files to PST format. We have provided the steps users need to follow to convert OST mailbox data into PST format with the help of third-party software.

Wrapping Up

In this article, we’ve explained how to transform OST to PST format. We have listed the suggested and reliable methods, both manual as well as automated third-party software. We’ve seen that there are a few disadvantages to using the manual method therefore it is recommended to utilize the expert third-party solution, which offers a speedy and secure conversion. Additionally, there is no chance of data loss.


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