One
can use an awesome solution like MailsDaddy OST to Office 365 Migration Tool to
convert OST file to Office 365. The software install in Windows OS and migrate
single & multiple Outlook OSTs to Exchange Online mailbox. A well-organized
OST to Office 365 Converter that allows individual to perform incremental migration.
It allows users to import OST file to Office 365 whenever required as it offers
lifetime license validity. A perfect application to migrate OST to Exchange
Online with a secure authentication to Office 365 account.
Read More: https://www.smore.com/acq6t-ost-to-office-365-converter