SubSilver

[vSoftware]

An orphaned OST file may remain on a computer after an Exchange or Microsoft 365 account is disconnected, removed, or no longer accessible. In such cases, Outlook may not open the file normally, but the stored mailbox data may still be available.
An OST to PST converter can scan an orphaned OST file and identify recoverable mailbox items. Depending on the condition of the file, the software may extract emails, attachments, contacts, calendars, tasks, notes, and folder structures. A preview feature can help verify the available data before exporting it.
For better results, work with a copy of the original OST file rather than modifying the source. The recovery outcome depends on the condition and structure of the OST file, so no tool can guarantee recovery of every item. Selecting software that supports large OST files and provides selective folder conversion can make the process easier and more controlled.
Buy now- https://www.vsoftware.org/ost-to-pst-converter.html