KML file extension - Hiebook e-Book
What is kml file? How to open kml files?
File type specification:
The kml file extension is also used for Hiebook eBook format. This format was used on Hiebook Reader, a Korean e-book reader sold in 2002. Ebooks in this format are still commercially available.
This kml file type entry was marked as obsolete and no longer supported file format.
This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.