OST Recovery Tool to Recover Deleted OST File

OST file maintains an offline copy of all the user’s mailbox information like messages, tasks, calendar, contacts, etc. This Offline Storage Table allows users to work uninterruptedly without a server connection. Outlook later synchronizes the changes made by the user with the server. On rare occasions, the OST files get corrupted because of virus attacks, bad sectors in the drive, and oversized file issue with OST. At that moment, we need to go with an OST recovery process. This process must be done with utmost accuracy and security, and for that, we can use an automated tool named Kernel for OST Recovery. It allows users to retrieve all the items of the inaccessible and corrupted OST file and save them into the user’s preferred output format.Some other notable features of the tool are:

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Some advanced features of the OST recovery tool

It’s easy to retrieve corrupt OST files and convert OST to PST using the OST recovery tool. It comes with several advanced features; some of them are:

  1. Recover corrupt OST file and convert OST file to PST

    Using Kernel OST recovery tool, you can immediately repair inaccessible or corrupt OST files. It allows a secure and complete mailbox recovery against all types of OST corruption issues. You can even use the tool for smooth migration of OST items to all versions of MS Outlook (PST file).

  2. Restore OST files to Office 365 Mailbox and Live Exchange Server

    The process allows you to export OST file items directly to Office 365 mailbox and connected email server without any data loss. You can easily do it on all Office 365 and MS Exchange Server versions.

  3. Preview OST Mailbox Items

    For ensuring the successful repair process, the tool offers a quick preview of any item that you select from the listed folder hierarchy. There will be an instant preview in ‘preview’ pane.

  4. Split large-sized PST files

    Its integrated splitting function that enables to manage large-sized PST files and split them according to a particular size – 1GB, 2GB, and so on.

  5. Advanced filters for selected email migration

    Using the filter option, you can only migrate important emails and items of the OST file. There are several other filter fields to refine data items based on data range, folder name, item type, etc.

  6. Save OST Emails in different formats

    The OST recovery is completed when you save the recovered data in suitable formats like PST, MSG, EML, DBX, RTF, HTML, DOC, TXT, and PDF.

  7. Migrate OST data to Gmail Account and MBOX

    The tool hasthe additional benefit of migrating OST data to several web-based emailing platforms like Gmail, Yahoo, Outlook, etc., and to MBOX files of Apple Mail, Entourage, Thunderbird, etc.

  8. Create Analysis Report

    This feature helps you create a graphical report of the number of items migrated from the OST file to PST. This report can be created on four different parameters – Mail flow density by date, by senders, item types, and interaction between users.

  9. Quickly Find Messages and Search OST files

    The ‘Find’ option present in the tool bar is the special feature that lets you search minute details in an OST file. You can input the specific detail and result will come in no time.

  10. Free Demo Version

    The free demo version allows users to use all the exciting features and save up to 25 items per folder. To save more, you must purchase a license.

Now, let’s discuss the steps for OST Recovery Process-

  1. Download and install the OST recovery software on your system.
  2. Launch it, and the home screen will appear. The Source File Selection wizard will open automatically. Launch OST recovery software
  3. Click on Browse to choose the OST file. Choose the OST file
  4. Select the file from anywhere on the system and click on Open. Select the file
  5. Now, the file will open on the tool. Click on Next to proceed. The file will be displayed
  6. Select any item to get a detailed preview of it. Preview of OST file
  7. Click on the preferred output format. Select Next. Select output format
  8. Choose appropriate filters to apply to the search. And select Next. Apply filter option
  9. Click on Browse to select a saving destination for the file. Then, select Finish. Select destination
  10. The saving process will begin. The saving process started
  11. After the successful completion, the user will receive a confirmation message. It will also have the destination folder location link. Click on OK. OST Recovery process completed


There can be multiple causes behind the corruption or inaccessibility of the OST files. But you don’t need to worry when you can use an advanced OST recovery tool to quickly repair and recover OST files data. The tool has several advanced features and a simple graphic user interface to immediately solve all issues related to OST files or data.


Q- What leads to the corruption of OST files?

A-Some major reasons behind OST file corruption are virus attacks, large OST files, bad sectors in the drive, power cuts,, incompatible add-ins, outdates Outlook version, and sudden application shutdowns.

Q- Can Scanost.exe perform OST recovery?

A- The Scanost.exe can find errors in the OST file but repairs only minor ones. One major limitation is that it is incompatible with Outlook 2010 and later versions. However, you can use Scanpst.exe tool to scan corrupt OST files.Read More..

Q- Are there any limitations to the manual OST repairing process?

A- To make it clear, manual methods might recover the file, but there are high chances of data loss. They are time-consuming, and users need to have adequate knowledge about the platform to handle any kind of error. These methods are not at all suitable for beginners.

Q- How does OST recovery take place in the software?

A- The software focuses on repairing the corrupted OST file before converting it into another file format. It provides an accurate recovery of existing and deleted mailbox items irrespective of the level of corruption in the file.

Q- Which are the options for output file format?

A- After complete recovery of the OST file, users can convert the file into PST, PDF, MSG, HTML, MHTML, EML, TXT, DBX, and RTF formats. Also, PST, MBOX, DBX, Office 365, Exchange, Gmail, etc., are some other saving options.

Q- How does the tool help in dealing with deleted items?

A- The OST recovery software provides its users with these options for the deleted items while saving the mailbox-

  • Save all emails, including deleted items
  • Save all emails, excluding deleted items
  • Save only deleted items

Q- Can I save a specific item from the entire mailbox?

A- The tool comes with a ‘FIND’ option to search for a specific item. It will open a new page where users can filter items according to these aspects- To, From, Attachments, Date Range, and Subjects and then save data selectively.

Q- What are the major differences between the trial and full versions of the software?

A- You can install the trial version for free. But it allows saving 25 items per folder. The full version does not have any such limitation and allows saving unlimited items in the mailbox.

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