A pdw file extension is related to the HiJaak vector graphics format. Probably obsolete file format.
There is one other file type using
the PDW file extension!
.pdw - Professional Draw graphic file
PDW file extension - HiJaak vector graphics
What is pdw file? How to open pdw files?
File type specification:
The pdw file extension is associated with HiJaak, an image manager, graphic converter and screen capture computer program from IMSI/Design.
Most likely some old format without support. No further information could be found.
This pdw 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.