As we are aware that Outlook PST files are a storage area of entire user emails, contacts, and appointment etc, when you run scan pst.exe, it carries out various tests. In order to fix corrupt PST file, a great tool to Repair PST files and recover your all corrupted data. PST Repair Tool .pst files that have been damaged, and extracts them accordingly. It then saves all the recovered information in new .pst files that can be used again.