The PWP file extension is used to refer to image files in the PhotoWorks image sharing software application. Images saved in PWP files can be opened and edited with the appropriate imaging software.
File extension used by Professional WritePlus, file contains text. Probably old file extension or not supported application.
File extension PWP is associated with Smith Corona word processor file.Smith Corona is typewriter producer. Typewriters WordSmith have word processor mode. PWD file extension has saved file in this mode.
The PWP file extension is related to Seattle FilmWorks service, that offered users the option of digitizing images at the time of processing to proprietary file formats. An SFW format was used for pictures returned on floppy disk and PWP format if the files were downloaded on the Internet. In 2000, FilmWorks entered an agreement with AT&T WorldNet Services that allowed AT&T customers to access Seattle FilmWorks' website, called PhotoWorks.