Repair a OST doc by using Outlook’s in-built Feature‎ Only

July 4, 2023


OST (Offline Storage Table) files are a vital component of Microsoft Outlook, allowing users to access their emails, contacts, and other data offline. However, OST files can become corrupt due to various reasons, such as sudden system shutdowns, software conflicts, or hardware failures. To address this issue, Microsoft Outlook provides an in-built tool known as the Inbox Repair Tool, commonly referred to as ScanPST.exe, which enables users to repair and recover data from corrupt OST files. In this article, we will explore the process of repairing an OST file using Outlook’s built-in tool and introduce an automatic method called OSTTOPSTAPP for a more efficient and convenient repair process.

Understanding the Outlook Inbox Repair Tool

The Outlook Inbox Repair Tool, ScanPST.exe, is a utility designed to diagnose and repair issues within PST (Personal Storage Table) and OST files. While its primary purpose is to repair PST files, it can also be used to repair minor corruptions in OST files. It scans the file structure, identifies any inconsistencies or corruptions, and attempts to fix them.

Manual Method: Repairing an OST File Using ScanPST.exe

Before initiating the repair process, it is essential to close Microsoft Outlook and any other applications that may have access to the OST file. This ensures that the tool can effectively repair the file without any conflicts. The following steps outline the manual process of repairing an OST file using ScanPST.exe:

  1. Locate the ScanPST.exe tool on your computer. The exact location varies depending on the version of Outlook you are using.
  2. Double-click on ScanPST.exe to launch the tool.
  3. Click the “Browse” button and navigate to the location of the corrupt OST file.
  4. Select the file and click the “Start” button to initiate the scanning and repair process.
  5. The tool will analyze the OST file structure and attempt to repair any detected issues.
  6. After the repair process is complete, a summary report will be generated, displaying the results of the repair operation.
  7. Launch Microsoft Outlook and check if the repaired OST file functions correctly.

While the manual method can be effective in fixing minor OST file corruptions, it has certain limitations. It may not be able to repair severely damaged OST files or retrieve all the data. Additionally, the manual process can be time-consuming, especially for large OST files. Therefore, an automatic method can be a more efficient and reliable solution.

An Automatic OST File Repair Solution:

To overcome the limitations of the manual repair method, automatic OST file repair tools provide a convenient and streamlined approach. One such tool is OST to PST APP, a reliable and feature-rich software that simplifies the recovery process. Here’s an overview of using this sophisticated for automatic OST file repair:

  1. Download and install this utility on your system.
    Launch the software and select the corrupt OST file that requires repair.
  2. Choose the automatic repair option, which will initiate a comprehensive scan of the OST file.
  3. The tool will analyze the file, identify any corruptions, and repair them automatically.
  4. Once the repair process is complete, the software will generate a summary report.
  5. Preview the repaired OST file to verify the integrity of the data.
  6. Finally, save the repaired OST file in the PST (Personal Storage Table) format, which can be directly accessed by Microsoft Outlook.

By using above software, users can experience a faster and more effective repair process, saving valuable time and ensuring maximum data recovery.


Repairing a corrupted OST file is crucial to regain access to valuable data stored in Microsoft Outlook. While the built-in ScanPST.exe tool provides a manual method for repairing OST files, it has certain limitations in terms of effectiveness and time efficiency. To overcome these limitations, automatic OST file repair tools like above one offer a more streamlined and efficient solution. By employing an automatic repair method, users can quickly and effectively recover data from corrupt OST files, ensuring the smooth functioning of their Outlook application. Whether opting for the manual or automatic method, it is essential to have a backup of the original OST file before attempting any repairs to avoid data loss.

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