Kernel for OST to PST is designed to migrate OST files to cloud-based platforms like Office 365, email servers and webmails. The advantages of such migration are easy accessibility and security to the OST files from unwanted intrusions. Moreover, Kernel for OST to PST provides an option to save the OST data items to different formats like PST, DBX, MBOX, MSG, EML, TXT, RTF, HTML, MHTML, & PDF. It provides better access to the user.