Download the special utility Regain OST to PST Converter to convert OST email data into PST format in a few steps. it helps to you recover and convert damaged OST and PST files. These files store your email account information in Microsoft Outlook.
This program will scan your hard disk for OST and PST files - you can then select the folders to recover, selecting them in the preview: this feature will show you all the folders that the program has found in the selected OST/PST file, including the email messages contained in them.
This Tool works on all supported versions – 5.0/5.5/2000/2002/2003/2007/2010/2013/2016.
Checkout more info visit here :- http://www.convertosttopstutility.com