Notes about the JPP file extension:
Incorrect file associations could be the result of underlying issues within your PC system. As such it is highly recommended to scan your PC for invalid registry entries
, unused processes and other unfavourable system settings to identify slowdown issues.
The JPP file type is primarily associated with 'Jigsaw Puzzle Player' by B&P Games B.V.. Jigsaw Puzzle Player (JPP) lets you play jigsaw puzzles on your Windows PC or Apple Mac OS X computer.