Migrate IMAP Email to Office 365, try
Shoviv IMAP to Office 365 Migration Tool. This tool supports various email clients like Gmail, Thunderbird, Zoho, ProtonMail, iCloud, and Yandex.
The tool allows users to migrate any number of mailboxes, regardless of their size, and offers features such as filter options, incremental export, and scheduling to streamline the migration process. It can perform multiple jobs concurrently and also supports migration to Exchange Server.
To migrate, install and open the Shoviv IMAP to Office 365 Migration Tool, add the source IMAP by entering the required credentials, and create an Office 365 connection by providing the necessary credentials. The tool also allows users to map source and target mailboxes, apply folder-wise or date-based filters, and schedule the migration. A trial version is available.
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Migrate Emails to Microsoft 365