If you want to recover or repair OST files then you should take the help of the software OST File Recovery. This tool can recover Exchange data, including mailboxes, calendars, contacts, etc. The utility saves the recovered data into different file
formats such as EML, MSG, PST, MBOX, DBX, etc. You can use its date range filter feature to select specific emails as per date. To know more information, you can use its free demo version.
Visit:-
https://www.convertertools.org/ost-recovery/
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