vMail for Office365 Email Migration Tool supports all versions of Windows OS and you can very easily download this on your systems to migrate Emails and Mailboxes items. vMail for Office365 Email Migration Tool helps users to export your O365 mailbox to a variety of file formats including PST, OST, EML, EMLX, MBOX, MSG, CSV, HTML, PDF, MHTML, TXT, DOCX, DOCM, and DOC. More info- https://appsource.microsoft.com/en-us/product/saas/vartikasoftwareprivatelimited1702907737065.vmail-office-365-email-migration-tool?tab=Overview