Ink Volume: PG-540XL Black 21ML, CL-541XL Tri-Color 15ML.4) Starink 540xl 541xl twin pack Ink Cartridges: Easy to install and use; Smart chips ensure perfect compatibility; News Reviews ...

Canon is in a pickle. Its printers are not affirming the legitimacy of Canon ink cartridges, so it has to tell customers how to use other products.

For years, printers have been encumbered with digital rights management systems that prevent users from buying third-party ink and toner cartridges. Printer companies have claimed that their chip ...