To migrate emails from Google Workspace to Office 365, the Mailvita IMAP to IMAP Migration Tool is the optimal solution. It facilitates the direct transmission of emails between the two platforms without any data loss. To initiate the migration, simply input the login credentials for both accounts, select the folders, and initiate the process. The tool provides filter options for selective transfer, supports bulk migration, and preserves folder structure. It is a dependable and effortless method of transitioning from Google Workspace to Office 365.