We advise users to go for the best solution that Shoviv offers,
Shoviv PST to Office 365 Migration Tool. This tool is a secure way to
import PST to Office 365 in an effective way. Users can pick mailboxes of any size to migrate into MS Office 365 with no restriction on the number of mailboxes. It is easy to migrate PST to Office 365 using this software as it offers a simple user interface. Most importantly, users do not need to have technical skills to handle the software for moving their data in the PST file.
Also, users can change the PST file into other file formats, including EML, MSG, HTML, vCal, etc. This software also has the option to migrate PST files into the Live Exchange Server in a simplified way. The integrity and folder structure of the data will not change even after transferring PST to MS Office 365. This software does import PST to Office 365 without harming or damaging any item of the PST file. Users also use its filter option to choose the selective items from the PST file for moving to Office 365.