For converting emails from OST file into PST file you can download OST PST Converter Software that easily recover multiple email from OST file and transform them into existing outlook profile and new created PST. With the help of OST PST File Conversion Software you can export multiple emails from OST to PST, EML, MSG, HTML, MHTML, RTF, TXT, DOC, PDF, MBOX and Outlook profile. It also split large size of PST File into Small PST File upto 5GB