HSANCILLARY file extension - Mac OS file
What is hsancillary file? How to open hsancillary files?
File type specification:
The hsancillary file extension is associated with the Apple Mac OS operating system (also known as Classic Mac OS) a system for Macintosh computers.
The hsancillary file stores some kind of data used by Mac OS.
This hsancillary 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.