To import OLM file to Windows Outlook, use the more reliable and powerful tool like CubexSoft OLM to PST Converter for Mac & Windows OS Tool. It imports all email items i.e. contacts, calendars, emails, tasks, notes, etc. A smart program always delivers 100% error-free results without any data modification. Also, there is no need for Outlook installation to utilize this software for OLM file conversion.