Chosen Solution
I know that it is very strange, but some of my messages in MS Outlook were disappeared yesterday evening. It were from my chief, after this I don’t know how to be. I can’t write him and ask to resend it to me. And I have only 2 or 3 days to get it back.
Your issue can be solved by some variants… First one, you enter to Google and search info on phrase like how to convert ost to pst or any other Second, I used the first one and noticed there OST to PST Online Service - it is what you may try…
I recommended you use the best utility to convert OST files to PST files. It is a unique application that can convert all OST files into different file formats and email clients such as PST, MSG, MBOX, HTML, Gmail, Yahoo Mail, Office 365, etc. And also it is able to convert multiple OST files in one step.
OSTtoPSTAPP OST to PST Converter is used to transfer OST files to PST files. The best feature and functionality of this program allowed even inexperienced users to convert OST files to PST file format. OST files can be exported to the PST file format by using the batch conversion option. With the use of its program, corrupt Outlook OST data files can be converted to PST files, Office 365 accounts, EML, EMLX, MSG, HTML, MHTML, MBOX, VCF, CSV, ICS, Live, Exchange Server, Zimbra, Gmail, Yahoo, etc. Because there are no file size restrictions for conversion, you can use this converter tool to convert any size file without issue. You can use the software’s demo version to convert selected OST files to PST file format for free.