A gwz file extension is related to the Genigraphics graphics link presentation format.
GWZ file extension - Genigraphics graphics link presentation
What is gwz file? How to open gwz files?
File type specification:
The gwz file extension is associated with Genigraphics software. The gwz file stores graphics link presentation.
Seems to be obsolete file format without support. No further information could be found.
This gwz 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.