Usually OST and PST files store the emails of all user accounts of MS Outlook. With the help of OST, the outlook user can work in offline mode for a while. But these OST files are also prone to corruption when mishaps like power fluctuation, long interruption of internet service and crash of exchange server takes place. RecoveryFix for OST software quickly retrieves emails from the inaccessible OST files and saves them in new PST files.