Outstanding reliability,easy to install and use,rival the original in clear and stable printing. Installation Guide1.Take out cartridge and remove plastic protective cap if there's one. 2.Tear off the protective tape by pulling the tab. 3.Be careful not to touch the chip or the ink nozzle. 4.Insert cartridge into the corresponding cabin,push firmly until it locks in place. NotesPlease confirm your Printer Model before placing order. Any errors like "Non-Original Cartridge","Used","Low Ink" or "Empty",Please use a wipe (include in package) to wipe copper contact (CHIP),or reinstall them several times.