How do I Fix a Corrupted OST File?

If an OST file becomes corrupt, it can be a frustrating and time-consuming experience for a user trying to regain access to their essential data. In these cases, it's important to fix the corrupted OST file as soon as possible.

So, how do you fix a corrupted OST file? Here are several effective methods you can try:

  • Inspect your internet connection: Make sure you have a stable internet connection. If the OST file became corrupt while you were offline, establishing a link to the Exchange server may help to repair the file.

  • Use the Inbox Repair Tool: Outlook has a built-in tool called the Inbox Repair Tool (Scanpst.exe) that you can use to repair corrupt OST files. Browse the Scanpst.exe file in your local directory (it should be in the Outlook installation folder) and double-click to open it. Follow the prompts to select the OST file and start the repair process.

  • Repair the OST file using OST recovery software: If the Inbox Repair Tool cannot fix the corruption, you may need to use specialized OST recovery software. Several options are available on the market, ranging from free to paid options. It's essential to research and find reputable software with good reviews and a high success rate for repairing OST files.


Recreate the OST file: If none of the above methods are successful, you may need to recreate the OST file

  • Kernel for OST to PST Converter is primarily designed to convert OST files to PST format. While it has powerful recovery capabilities, it's important to note that the software doesn't specifically repair OST files. However, during the conversion process, it can repair minor inconsistencies or issues within the OST file structure. Try it:

  • The paid solution is the best way to recover and convert complete OST items to PST format. We recommend AxBlaze OST to PST converter that easily restores OST files to Outlook. The interface used in this software is user-friendly and can easily be used by a person who is not from a technical background. Another feature of this application is that you can export the OST files content according to the size and date. We suggest downloading the demo version first to know about the functions of the tool.




  • You can rely on the TrustVare OST to PST Converter to repair a damaged OST file. This robust program offers a quick and practical fix for OST file corruption problems. You can scan and restore faulty or damaged OST files with the OST to PST Converter Tool. To properly retrieve the contents from the damaged file, the utility uses sophisticated algorithms. It makes sure that no data is lost while doing the recovery. The program enables you to convert the OST file to PST format after the data has been retrieved. By importing the PST file, this conversion procedure enables you to view your mailbox data in Outlook.

    The OST to PST Converter utility makes the entire procedure simple and hassle-free with its user-friendly UI. You can pick and convert only certain OST files, or you can batch-convert several files at once.You can easily repair a damaged OST file and recover access to your crucial mailbox data in Outlook by utilizing the OST to PST Converter application.

  • If you wish to fix a corrupted OST file or convert OST to Outlook PST format, use a quick and easy approach. The OST email client application's user can export all emails, messages, contacts, appointments, journals, and other information stored in it into a Windows operating system's Outlook PST file format using the GainTools OST to PST Converter software. Learn how to convert email files from OST to PST with the OST to PST Converter. All Windows OS versions are supported by this software. Download the program's free trial version. Refer to this article for more about the process:

  • If you're facing issues with a corrupted OST file and need a quick and reliable solution, the Advik OST Repair Tool is all you need. This user-friendly software is designed to efficiently fix and recover corrupted OST files with ease. Whether your OST file has become inaccessible, damaged, or is causing errors, this tool can help you restore your crucial Outlook data.

    Advik OST Repair Tool is incredibly straightforward to use. With a few simple clicks, you can initiate the repair process and retrieve your emails, contacts, and other mailbox items. This tool allows you to select the specific data you want to recover so that you can only restore what you need. It also provides a preview feature to see the recovered items before exporting them. The Advik OST Repair Tool is fast, efficient, and compatible with various versions of Microsoft Outlook offering a hassle-free solution to your corrupt OST file.

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  • ToolsBaer OST to PST Converter is the ultimate solution to migrate OST files to PST files. It is feature-rich software that helps the user convert corrupted OST to accessible PST formats. It supports up to MS Outlook 97, 98, 2000, 2002, 2003, and 2016 and supports Live Exchange Server, plus you can export your OST file to Office 365.

  • If your OST files are not working because of corruption then you need to convert the OST file into PST to fix a corrupted OST file and for the conversion task you should use the safe process with the help of this ToolsCrunch Mac OST to PST Converter Tool provides a simple GUI that will be helpful for non-technical users with the help of this app users can directly convert OST files into PST format without Outlook and exchange server, and the direct method may help with secure and fast operations. It can convert OST files to Outlook PST files with a few clicks. I recommend this training to anyone looking for technical skills for a safe conversion method; otherwise, they will face additional challenges during the process. It also supports the following Microsoft Outlook versions 2021, 2019, 2016, 2013, 2010, 2007, and 2003.  You can use the sample version to determine whether it fulfills your needs. It is an easy tool to use. This utility can work with all versions of Windows and Mac operating systems. 

  • You can fix your corrupted OST files with the help of Softaken OST Recovery Software. If the OST file is severely corrupted or cannot be fixed, this software can assist you in recovering and repairing the OST file so that it is usable again. In addition, the utility can retrieve user emails and attachments in HTML format. It is essential to have a backup of your OST file in case of corruption. It is compatible with all Windows and MS Outlook versions and maintains the original folder layout and email format of the data during import and conversion. This utility also offers a free demo version of the software.

  • The corrupted OST file can be repaired by the manual methods that are available. To begin with, confirm a regular internet connection and reconnection to the Exchange server. Besides, you also can use Outlook's Inbox Repair Tool (Scanpst. exe) to scan and repair the OST file that is the process of time. Using a trusted OST recovery tool such as Shoviv OST Recovery tool that has features like converting items to PST, EML, MSG, vCal, vCard and HTML formats. It is famous for its multiple purposes in recovering and converting corrupted OST files perfectly.