To convert OLM files to PST format, you can use the BitVare OLM Converter for Mac and Windows, which offers a reliable and efficient solution. The software allows users to easily export Outlook for Mac (OLM) emails, and attachments into PST format compatible with Microsoft Outlook on Windows. It maintains original folder hierarchy, metadata, and email formatting throughout the conversion process. With support for batch migration, advanced filtering options, and a simple interface, BitVare OLM Converter is ideal for users looking to perform secure and accurate OLM to PST conversion on both macOS and Windows platforms.