If your OST file is corrupted, you want the best way to recover your OST file. You can try the third party solution is eSoftTools OST to PST Converter. this tool provides a live preview feature and it has no need to install MS Outlook, it can export OST to PST file. its works quickly. the user can download the trial version of the OST file and they can convert mailbox 25 to each folder.

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