If you take a backup from OST file to PST then you use the advanced feature software that can easily do your work that is SysInspire OST to PST Converter tool. This software can also be the best if you want to backup your big size OST file. This software has the feature mass conversion. This is not only converting OST to PST also in 15+ different formats such as VCF, MSG, EML, HTML, Yahoo Mail, IMAP Account, PST, EMLX, Office 365 and many more. They can give the technical support through the email and live chat to the users.

Know more :- Take Backup from OST File to PST