Repair an Outlook OST 2 PST - Version 3.6 Repair an Outlook OST 2 PST: When Exchange Server is down then emails store in OST file but sometimes OST data corrupt due to following reason:- Exchange Server crashed, Database corruption, Accidental shutdowns, Bad Sectors, Software and hardware malfunction, Accidental deletion of user account, Rebuilding of Exchange information stores, OST file cannot synchronized with Exchange Server, When there is no capacity to backup heavy sized .OST files, Upgrading from old server to latest server, virus attack etc now OST becomes inaccessible or corrupt in that time you cannot open it, use Repair an Outlook OST 2 PST solution to recover from Exchange Server and repair it after convert into PST, EML and MSG files on all Windows operating systems (95, 98, ME, 2000, XP, 2003, Vista, and 2007) and supports all Outlook Version like 97, 98, 2000, XP, 2003, 2007 and 2010. Demo Version of this software (OST Recovery) free of cost download this from website runs and test the process, after use demo version if you are satisfied then purchase full version of software for this you invest only $99.