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HP Photosmart C4780 Driver - Printer Drivers Download
HP Photosmart C4780 driver download. Printer & scanner software.
Solved: C4780 has no wireless option in hp utility - HP Support Community - 5767771
HP Photosmart C4780 All-in-One - Multifunction printer - color - ink-jet - Letter A Size (8.5 in x 11 in) (original) - 8.5 in x 30 in (media) - up to 9