An ski file extension is related to the theme or skin format for a Motorola mobile phones.
SKI file extension - Motorola mobile phone skin
What is ski file? How to open ski files?
File type specification:
The ski file stores custom theme or skin for a Motorola mobile phones (RAZR, ROKR and others).
Most likely some old format without support. No further information could be found.
This ski 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.