FileMagic is a reliable file management tool that simplifies the process of managing, and handling a large range of file formats, including hard-to-handle or multifaceted "dot" extensions.
If you need to work with common types including .docx, and even uncommon formats such as . https://www.filemagic.com/en/page-layout-files/dot-file-extension/1-solution-for-all-your-dot-file-issues/