Many users worried about how to convert OST to PST in Office 365 file items, so today I tell you about the one of the reliable software as eSoftTools OST to PST converter tool that can easily extracts OST data into several file formats such as PST, EML, MBOX, MSG, vCal, vCard and EMLX etc. It provides 24X7 technical support as chat or via email. Before purchasing user can download free demo version from our official site. It is absolutely free and allows you to convert 30 emails from all folder in Outlook PST file format. You can install it on all version of OS windows like 95, NT, 98, 2000, ME, XP, Vista, 7, 8, 8.1, and 10 (32 bits & 64bit). This utility has an additional feature that is cloud-based application Office365.
Simply you can search on search engine like Google that how migrate the OST files into Office 365 mailbox safely. You will get many article related to this topic and guide to transfer the data accurately. Here I am referring a blog which I had followed previously for my conversion. You can read that from from here:- https://www.softakensoftware.com/blog/import-ost-to-office-365-account.html
Use SysOZ OST to PST Converter tool that can simply convert OST file to PST file and Office 365. With the help of this tool you also spilt the PST files into smaller bits from 1 GB to 5GB. There is no size limitation you can convert the files of any size there will be no issues. You can save the final results in the formats like PST, MSG, EML, vCal, EMLX, vCard, MBOX and Live Exchange Server.