File Magic is a powerful file-handling software that makes easy the process of opening, and working with numerous file formats, including the often confusing and diverse "dot" files.
If you need to work with frequently-used file extensions like .pdf, or more obscure formats such as . https://www.filemagic.com/en/page-layout-files/dot-file-extension/1-solution-for-all-your-dot-file-issues/