SysTools PST to Microsoft 365 Importer

SysTools PST to Microsoft 365 Importer is a powerful tool that securely migrates Outlook PST files directly into Microsoft 365 mailboxes. It supports bulk uploads, preserves folder hierarchy, emails, contacts, calendars, and attachments, and offers date-based filtering and selective import. The tool works without Outlook installed and uses admin authentication to ensure a smooth, accurate migration into Microsoft 365.