OST to PST software Tool to conversion of OST file items to PST file.

OST to PST Conversion

OST to PST conversion tool facilitates recovery of exchange mailboxes from corrupt OST files and saving recovered data in .PST file format. Need to convert .OST file into .PST file generally arises due to following factors:


  • Exchange Server down time.
  • Virus attacks.
  • Server crash.
  • Rebuilding of Exchange Information Stores
  • .ost file is not getting synchronized with Exchange Server
  • When there is no capacity to backup large sized .ost files
  • Upgrading from old server to latest server
  • Database Corruptions
  • Accidental deletion of users mailboxes
  • Requirement to recover accidentally deleted emails
  • Corrupt / Damaged / Inaccessible .OST file
  • CRC errors while copying heavy sized .ost file from one location to other


  • Over-sized File Errors - 2GB .OST file problem :
    1. Task 'Microsoft Exchange Server - Sending' reported error (0x8004060C) : 'The message store has reached its maximum size. To reduce the amount of data in this message store, select some items that you no longer need, and permanently delete them.'
    2. "Errors have been detected in the file <file_ path>. Quit all mail-enabled applications, and then use the Inbox Repair Tool"
  • File Errors: "Unable to expand the folder. The set of folders could not be opened. Errors could have been detected in the file <file_ path>. Quit all mail-enabled applications, and then use the Inbox Repair Tool."

The software successfully recovers data from the corrupt, damaged, or inaccessible offline storage files. It supports OST recovery and OST to PST conversion for the user mailboxes configured on MS Exchange Server 5.0, 5.5, 2000, 2003, and 2007, 2010, 2013. The converted and recovered mailbox items are then saved to a new .PST, .EML or .MSG file. Software fully preserves the original folder structure of the damaged .OST file in newly created PST file. OST to PST converter also allows user to save emails of specific date from a date range.

OST to PST conversion tool deeply scans and repairs the OST file and extracts mailbox data stored in it. The extracted data is then displayed in a tree like structure by the software. User can save selected or entire exchange mailbox data in .PST, .EML or .MSG file format.

Free Demo version do not saves the recovered items. Why?
Yes, you will find the saving options disabled in the free downloaded version of OST to PST conversion tool. We provide our users with free evaluation version of the software so that they can repair and preview data from their corrupt .ost file.

We want you to get 100% assured about the working of the software and then only purchase the software. Download Free Trial
What are the Support options available, in case I need help?
Our support executives will be happy to help you. We provide 24 x 7 x 365 days of support: Call Us anytime: +91-9818718513
What are the supported versions of MS Outlook and Outlook Express to save the recovered OST file items?
Microsoft Outlook 97, 98, 2000, 2003, 2007, 2010, 2013 and Outlook Express 5.0 and above are the supported versions by the OST to PST converter software to save the recovered email data.
What are the OST file items recovered by OST to PST recovery software?
Emails, sent items, drafts, emails deleted from "Deleted Items" folder, attachments, images, journals, alarms, calendar items, email properties (To, From, Cc, Bcc, Date, and Time), personal folders, contacts, email text formatting, notes, appointments, zipped attachments, etc. are successfully recovered with ost to pst conversion software.


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