vMail OST to PST Converter Software is the most dependable and trustable answer for fixes any sorts of ruined, stranded and unavailable Offline OST records things. It effectively sends out OST document things like-Inbox, Outbox, Sent Mail, Notes, Journals, Contacts, and Calendars; and so on to Outlook PST design. It changes over Outlook OST document information to PST, MSG, MBOX, RTF, HTML, and MHTML designs. The product likewise gives a free demo rendition to the OST to PST Conversion clients. It is absolutely viable with all variants of MS Outlook and Windows OS.
Know more info- https://www.vsoftware.org/ost-to-pst-converter.html
Convert OST to PST Manually
Open Outlook and go to the File menu.
Select the Import/Export option.
Choose Export to a file.
Select Outlook Data File (.pst)
Choose whether to export a specific folder or the whole account.
Check the Include subfolders box.
Next, select a destination for the Export, and then click Finish.
This may help you, J Wick