Default Folder X 4.6.6 provides important compatibility fixes Posted 6/27/2014 at 12:07 UTC in Mac by firstname.lastname@example.org | Permalink | Tweet Denver based St. Clair Software today releases Default Folder X 4.6.6, an update to their award-winning utility for Mac OS X. Default Folder X enhances the file dialogs in all Mac OS X applications. Its custom keyboard shortcuts put your favorite and recent folders at your fingertips. It provides fast navigation to your files, convenient previews, integrated Spotlight tagging, and more. Version 4.6.6 provides a number of important compatibility fixes for all users.