The best solution for users permanently switching from Mac Outlook to Windows Outlook is to use a reliable conversion tool like
SameTools to Convert OLM to PST. Since Windows Outlook doesn’t support OLM files, you must convert them into PST format to access their emails, calendars & attachments. It ensures smooth migration without data loss while keeping folder hierarchy & email properties intact. It is user-friendly, supports all Outlook & Windows OS versions, and saves time compared to manual methods, making it the ideal solution for permanent migration.