The simplest way to convert Mac OLM emails to PST is either a manual IMAP sync bridge or a dedicated OLM-to-PST converter. The IMAP route is free but slow; professional tools are faster, preserve structure, and handle large files reliably.
Manual (free) IMAP method
Manual (free) IMAP method
- Enable IMAP in Gmail, add the Gmail account to Outlook for Mac, and copy required folders from OLM into Gmail so they sync to the cloud.
- Add the same Gmail account in Outlook for Windows, wait for sync, then export to PST via File > Open & Export > Import/Export > Export to a file > Outlook Data File (.pst).
- Use a reputable utility to convert Mac OLM emails to PST in one step, preserving emails, contacts, calendars, attachments, and folder hierarchy, with previews and filters for selective export.
- These tools support large OLMs, batch conversion, and often provide a free demo to test before purchase, making it the most reliable way to convert Mac OLM emails to PST.
