To view bulk MBOX to Gmail I would recommend you to use Advik MBOX to Gmail Import tool. The software is designed to facilitate an efficient way to import MBOX to Gmail, offering users a seamless solution for managing and migrating email data. It supports MBOX files created by Thunderbird, Eudora, Apple Mail and all other MBOX-supported email clients. Moreover, You can also use this tool and import MBOX to Office 365, Gmail, Yahoo Mail and many other webmail accounts with ease.
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