If you’re looking to import your MBOX files to Gmail, then the Yota MBOX Converter is the professional tool you need. With its easy-to-use interface and powerful features, you can easily transfer all of your MBOX emails to Gmail in just a few clicks.
To get started, all you need to do is download and install the MBOX Converter Wizard on your computer. Once you’ve done that, simply launch the program and select the MBOX files you want to import. You can choose to import individual files or an entire folder containing multiple MBOX files.
Read More Here: https://yotasoftware.com/blogs/import-mbox-to-gmail/