The Personal Ancestral File 2.3.1 is a genealogy software designed for use with Apple Macintosh computers. It is produced by the Church of Jesus Christ and is available on a CD format in English language. This software is specifically for use with Microsoft Windows 95 operating systems, making it compatible with older Macintosh computers. With this tool, users can easily organize and manage their family history research, making it a valuable resource for those interested in genealogy.