By using OST to PST Converter tool you can convert bulky OST to PST Outlook with save all original Emails properties such as- To, Bcc, Cc, Subject, date, from and etc… It can easily repair OST file and save them into PST, Zimbra, Gmail, vCard, ICS, office MSG, EML, EMLX, MBOX, PDF, NSF, and etc. file formats. It’s an efficient & reliable tool that converts all objects within the OST file like Emails, Calendar entries, Contacts, Notes and Journals into PST file format.
export the OST mailboxes to PST, follow the simple procedure:–
1- Go to Files >Open & Export and click Import & Export.
2- Select Export to a file; then click Next.
3- Select the second option—Outlook Data File (. …
4–Select the folder which you want to export and click Next.
More info- OST to PST converter