A .directory file contains folder viewing settings for KDE. It includes icon positions and view mode. These files are created when folder view settings are changed. They are hidden by default.
To open .directory files, the system should associate them with the appropriate software. KDE software supports these file types. If an antivirus blocks access, disable it temporarily.
Though many file types use .directory, most are incompatible. The KDE format and software were developed by KDE e.V. A .directory file was likely created by KDE. Tools to use these files include openers, converters, and viewers.
When double-clicking .directory files, Windows checks the extension. If unrecognized, it asks you to select a program. This means no default application is associated.
.directory files belong to KDE. They store KDE folder properties. KDE provides a graphical interface for Unix-like systems.
The latest information shows .directory files associate with the KDE format. KDE defined this standard. The format works on Linux.
Windows folders have no defined extension. File types are listed in the master file table. View extensions by disabling “Hide extensions” or via the command line. Folders themselves do not have extensions.
To open .directory files, use available software. Important programs include KDE on Linux systems.
Dolphin
KDE Software