When you refill HP color ink cartridges, you also need to reset the cartridge. Each HP color cartridge contains a chip that communicates with the printer. When the ink in the cartridge becomes low, ...

You’ve undoubtedly heard or seen advertisements for businesses that promise to save you money on printer ink cartridges -- one problem, though, according to HP: Refilling doesn't work. Share on ...

Hewlett-Packard last year filed patents for an ink cartridge-refilling machine, even though its disposable ink cartridge business ranks among its most lucrative. The U.S.-based firm has no refilling ...