This will help if you installed a wrong driver
Canon,
Try to set a system restore point before installing a device driver
PIXMA,
You can the edit, save or print the images
MP800,
4 MB
MP
Navigator enables you to scan in documents, photos or access images on the memory card or PC
Navigator,
Supported product(s)
PIXMA MP150
PIXMA MP170
PIXMA MP450 PIXMA MP500 PIXMA
MP800 Language(s): Dutch, English, French, German, Italian, Polish, Portuguese, Russian, SpanishIt is highly recommended to always use the most recent driver version available
Canon,
Do not forget to check with our site as often as possible in order to stay updated on the latest drivers, software and games
PIXMA,
Problems can arise when your hardware device is too old or not supported any longer
MP800,
OSSupport:Windows Vista Size:9
Navigator,