To Migrate MBOX to Office 365 without any manual method, you need to use a third-party tool; I would like to recommend Shoviv MBOX to Office 365 Migrator tool highly. That can easily export multiple MBOX files into Office 365 mailboxes, archive mailboxes, and public folders in a more precise way. This tool allows a user to export MBOX to PST, Live Exchange, and Office 365. If you want a reliable and genuine MBOX tool, try a demo version of this tool, which allows migrating/converting the first 50 items/folder.
Key Features of Shoviv MBOX Migrator tool:-
- Allow adding multiple MBOX files and folders.
- Users can Preview MBOX email items.
- Convert MBOX to PST, EML, and MSG file format.
- Migrate MBOX to Office 365, Live Exchange, and Outlook profile.
- Allow items filtration for more customizable migration.
- Export the first 50 items for each folder.
For more info, visit here:- MBOX to Office 365 Migration tool