Today in this blog post we will learn about the “Outlook OST File cannot be open” error. Along with that we also share a secure and instant solution to fix this error. To know the instant solution to fix “unable to open Outlook OST file in use and can’t be accessed” error.
Outlook is an advanced email client prefered by many organizations to manage their business emails. However, sometimes they can face some issues, “Outlook OST file cannot be opened” is one of the common errors faced by many users.
One can face this error due to any reasons, such as the OST file got corrupted, trying to open an orphan OST file, data file getting damaged, and many other. If you try to open the OST file created by the same Outlook profile, then you can use the SCANPST.exe tool provided by Outlook.
However, most of the time this tool will not able able to fix the corrupted OST file, then in that case you need to convert OST to PST format. After that, you can easily open the data file in the Outlook interface without any issue.
Now the question arises if there is no accurate manual method to fix the “Outlook OST file cannot be open” error, then how to access OST file data. Don’t worry in this article we will discuss a reliable way to fix the error and save OST file data into Outlook data file.
How to Fix “Outlook OST File Cannot be Opened” Error?
Since we mention that there is no secure manual way to repair corrupted and orphan OST file. To resolve this error you need a professional solution that can export emails from inaccessible OTS file to PST format. Use OST Converter software to create new and healthy .pst file from corrupted and damaged OST file. Using this tool, it will be easy to fix the OST file error in Outlook within a few simple steps.
Additionally, you can use this tool and open OST file in Outlook by transforming the data file into .pst format. Along with that, it also maintains email folders and sub-folders structure and hierarchy while fixing OST file error.
Follow the given steps to solve “Outlook OST File Cannot be Opened” Error
- Download and launch SysConverter for OST on your system.
- Select Open >> Email Data File >> OST File >> Select File from Folder.

- After loading the OST file, this tool will scan it and show them in its interface.

- Click on Export and choose PST format.

- > Here you can select the email folders if you mean to save only important data from inaccessible OST file.

- Browse the location to store the data file and at last hit on the Save button.

Done! Hereafter follow these steps you fix “Outlook OST File Cannot be Opened” error within few simple steps and data loss.
Benefits Of Using Software To Resolve “Outlook OST File Cannot be Accessed ” Error
There are various advantages of using this automated software to access inaccessible OST file, some of them mention here –
Maintain Mailbox Hierarchy: After fixing the error and creating the new data file, this tool makes sure to preserve the email folder and sub-folder hierarchy. Al the data in OST file will be saved to PST file in the same manner.
Email Filters: This automated tool has many advanced filter options to make the fixing process efficient and effective. You can apply filter options such as – to, from, cc, bcc, subject, has attachments, date range, time, etc.
Windows Based Utility: The tool works on all Windows OS systems with ease. You can install and run this software on Windows 11, 10, 7, Vista, and all other previous versions.
Access Orphan OST File Data: If you want to access emails from an inaccessible or orphan OST file, then you sue this software for it. This tool will open orphan, corrupted or encrypted OST file without altering their content.
Keeps Same Emil Properties: The email attributes and key elements remain the same while fixing the Outlook OST file cannot be opened error. It upholds all the properties such as – to, from, cc, bcc, inline images, hyperlinks, attachments, signatures, etc.
Conclusion
When you use Outlook you can face some errors such as “Outlook OST file cannot be opened”. In this blog, we discuss this error and mention a secure process to fix this error. To do that we use SysConverter for OST software that instantly allows accessing orphan, damaged, encrypted OST file in Outlook without any hassle. This tool will change OST file into PST format, after that it is easy to access the mailbox data in the Outlook interface.
